lab calorimetry and specific heat lab report edgenuity

Explore how heating and cooling iron, brick, water, and olive oil adds or removes energy. Build your own system, with energy sources, changers, and users. Specific Heat Capacity of a Metal Trial 1 Trial 2 Mass of stoppered test tube + netal 8 B Mass of stoppered test tube 8 Mass of calorimeter B 165.791 115.640 Mass of calorimeter + water R 62.162 42.170 18.236 8 18.252 115.640 8 115.669 165.147 8165.934 so.151 8 50.265 43.926 43.926 21.0 C 21.0 99.) 12, copper, iron, and lead powder What happens The average specific heat of the unknown metal was 0.197C and was determined using a calorimeter. Relatively inexpensive calorimeters often consist of two thin-walled cups that are nested in a way that minimizes thermal contact during use, along with an insulated cover, handheld stirrer, and simple thermometer. stream While waiting on the water and the metal to achieve the same thermal equilibrium, get a coffee cup and measure its mass. PROCEDURE: After gathering your materials put together the "Coffee Cup" Calorimeter by placing one cup in the other and putting hole in the lid. . Some terms involved with these particular concepts include: closed system, empirical law, free energy, joules law, specific, temperature, and thermodynamics. d. More heat molecules combine with the water molecules., Ibuprofen is the most common pain reliever found in medicines. We added the magnetic stirrer to the calorimeter and turned on the stirrer to a slow stirring rate. Assignment: Response M Desertification is an extreme example of the problems associated with soil erosion. To determine the quantity and direction of heat flow for the dissolution of salt., The experiment results fell a little out of range of the class average. To determine the heat of neutralization for a strong acid-strong base reaction. Using the short fiber optic cable, record the O-scope display of **Do not forget to hand this in before leaving class! Then pour about 50mL of water into a coffee cup, measure the mass of the water and the coffee cup and then determine the mass of the water alone (mass of water and coffee cup mass of coffee cup). The measure of heat capacity, or the quantity of heat needed to raise the temperature of one gram of a substance by one degree Celsius, is termed specific heat and is represented by the symbol s, Cp, c. The SI units for specific heat are given in J/gC. A calorimeter is an apparatus for measuring the amount of heat that is involved with chemical reaction or in any other process. In the second experiment we found that the mass of the calorimeter and water with 50mls was 100.033g and the empty calorimeter was 50.857g. [GET] Calorimetry And Specific Heat Lab Report Answers Edgenuity. Place a metal in the water and record changes every 60 seconds for 300 seconds. The addition of hydrofluoric acid and __________ to water produces a buffer solution. x`T?>sllBn$7 $ "f$^""`DE7"Z."*E/VV Zssy3sy B-snCXBIKD;J>P e(Rz!kkW7a3d8Hi#Pqh[E'm2;^4YR(op.mrEHn}=k)wBD .5@EvW7"-nrY%5BB9]%C.w=Vo]pv|Pu=fJQZ?Lz?|!/?D5~sjU' 44[!|B$< Course Hero is not sponsored or endorsed by any college or university. :), For the electronic transition from n=2 to n=4 in the hydrogen atom. endobj E2'rV,h>>d9~(S);8o7j shx7p^6OS 2 endstream endobj startxref a) Place the lid on the upper coffee cup, and place the calorimeter into a 250 mL beaker in The only required fields for creating a student account is the first name, last name, username, and a . If a metal has a low specific heat, then the metal could make an excellent material for cookware because it takes less heat to raise the temperature of the metal to cook food. T water. We specialize in online courses, instructional services, and more. Course Hero is not sponsored or endorsed by any college or university. Variations in Psychological Traits (PSCH 001), Expanding Family and Community (Nurs 306), American Politics and US Constitution (C963), Health Assessment Of Individuals Across The Lifespan (NUR 3065L), Leadership and Management in Nursing (NUR 4773), Creating and Managing Engaging Learning Environments (ELM-250), Professional Application in Service Learning I (LDR-461), Advanced Anatomy & Physiology for Health Professions (NUR 4904), Principles Of Environmental Science (ENV 100), Operating Systems 2 (proctored course) (CS 3307), Comparative Programming Languages (CS 4402), Business Core Capstone: An Integrated Application (D083), Lesson 6 Plate Tectonics Geology's Unifying Theory Part 2. These can only be seen with special microscopes. Fun Fits For Kids. This solution was also an exothermic reaction. laynie05 laynie05 12/14/2020 Chemistry High School answered The answers to the Lab: Calorimetry and Specific Heat step3: aluminum- 11.98 copper-12.14 The average specific heat of the unknown metal was 0.197C and was determined using a calorimeter. Scenario You work for a company that wants to make cookware. We subtracted them two and we got the mass of water was 49.176g. 2. Create three research questions that would be appropriate for a historical analysis essay, keeping in mind the characteristics of a critical r, Carbon Cycle Simulation and Exploration Virtual Gizmos - 3208158, 1.1 Functions and Continuity full solutions. The device used to measure calorimetry is a calorimeter. 165.934 115. The purpose of the lab was to explore how the specific heat of a substance can be determined using a coffee cup calorimeter. 5. 4. Explore information provided by the CDC, WHO, literary source a for a total of at least 5 sources. Calorimetry is the science associated with determining the changes in energy of a system by measuring the heat exchanged with the surroundings(Calorimeters and Calorimetry). This one should help you a lot more. c s = c w m w T w / m s T . Heat of Solution Mass of calorimeter + water B Mass of solid + plastic packet 8 Mass of plastic packet 8 Mass of water, 04 Mass of solid compound Initial temperature of calorimeter C Final temperature of calorimeter "C 9. The calorimeter is the device used to measure the quantity of heat transferred to or from an object. The page should say something along the lines of please Please i need it Lab: Calorimetry and Specific Heat. The specific heat is a valuable piece of information. Gently swirl the Subtract to find temperature changes for the water and metal. lab calorimetry and specific heat lab report edgenuity Measure the mass of the metal and the and the water inside the calorimeter, heat the metal and add it to the water in the calorimeter, when the heat . roasts that hurt and rhyme. 14 Calorimetry for Determination of Specific Heat Capacity Calorimetry for Determination of Specific Heat Capacity. Two polystyrene coffee cups; Lid for polystyrene cup; Thermometer . of water in calorimeter "C Initial temp. C 8 - Calorimetry Trial 1 Trial 2 ATT-T. "C 4 J - J J Approximate molar mass (MM) of metal Unknown number #1 Show your calculations in the space below. , this data to write a balanced equation for the reaction. You should also replace all the fake Latin text with your own words (in 1. << You can find the enthalpy of formation of water in the NIST database here. chemistry 60. the hw is done the website called aleks. Use the highest temperature. Measure the mass of the metal and the and the, water inside the calorimeter, heat the metal and add it to the water in the, calorimeter, when the heat transfers from the metal to the water the. This experiment was significant in understanding how heat can be absorbed or released and how using a calorimeter can help measure heat flow. Step 4: Once the water is boiling . You can specify conditions of storing and accessing cookies in your browser, Calorimetry and specific heat lab report can someone please write this for me , Geothermal power plants send water through pipes deep underground where it is hot. You won't know what to do unless you understand how it works! The handwritten data from the lab are included in Appendix A: Raw Data. >> In this experiment, we will determine how much heat energy released when we eat snack foods such as popcorn or potato chips. First we chose an unknown metal, in which our unknown was unknown metal 2, the metal was gray and irregular shaped. Use the string attached to the metal to transfer the metal from the hot water bath to the calorimeter. /Type /Stream 35 (Adobe) Finally, equations 1, 2 and 3 can be combined into the calorimetry equation: ( 5 ) Also the position of the fuels source under the metal cup can affect the accuracy. BF4d0C(r. 1. Our specific heat capacity came to 0.26J/gC, which was closest to the. Question: Lab 9: Determination of the Specific Heat of a Metal Report Form Collected Data Trial 1 Trial 2 Unknown metal code: . Radiation by means of physics related terms is defined as the emission or transmission of energy in the form of waves or particles through a. endobj When energy in the form of heat , , is added to a material, the temperature of the material rises. 23rd May 2016. Answer to Solved Chemistry - Calorimetry and Specific Heat Lab Data. 669 Mass of wate) 8 62.162 Mass of metal 8 8 62.178 -18.252 -13.236 Initial temp. Please note that I will not be bringing up the price or the deadline of this question, so be sure not to suggest it. Let me know if youve shared it. The unit cell edge is 408.7 pm. 669 Mass of. By comparing the data with the accepted heat capacities of various metals, the composition of the unknown samples was identified. The purpose of the lab was to explore how the specific heat of a substance can be determined using a "coffee cup" calorimeter HYPOTHESIS Based on the calorimetry and specific heat of the metal, Lead would be the best choice to build the company's cookware with. The addition of hydrofluoric acid and __________ to water produces a buffer solu. The metal was then transferred into a calorimeter where the temperature was measured. PLEASE READ the entire handout before starting. Explore how the specific heat of a substance can be determined using a coffee cup calorimeter. Reminder: H of reaction is reported in units of kJ/mol.Reaction 3 is the formation of liquid water. though, weigh it accurately and record the mass on your data sheet. Post a Question. lab calorimetry and specific heat lab report edgenuity Posted by June 22, 2022 voulez vous coucher avec moi ce soir on lab calorimetry and specific heat lab report edgenuity Abstract. 5 Pages. We added the heated, Using the formula qmetal = m c T, calculate the specific heat of the metal. It is defined as the amount of heat required to raise the temperature of one gram of water by one degree Celsius. /Filter /FlateDecode Using the short fiber optic cable, record the O-scope display of the time between consecutive. 126 Good luck. Market-Research - A market research for Lemon Juice and Shake. We recorded the initial temperatures of the chilled and heated deionized water. https://www.studocu.com/en-us/document/fullerton-college/general-chemistry-i/lab-calorimetry-and-specific-heat/12373713read more. and why A) HCl B) NaNO3 C) 13/09/2022, 16:56 This site is using cookies under cookie policy . Because of the Law of Conservation of energy which states that energy cannot, While waiting on the water to boil, retrieve a piece of unknown metal to be identified and record its ID letter and its mass. SAFETY: Wear goggles, an apron, gloves, oven mitts, and use a test tube holder. Q w = -Q s Where Q is the change in heat. TITLE OF LAB (Calorimetry and specific heat) Repeat the experimental procedure three more, Using this specific heat value of the unknown metal and the density of the unknown metal, it was determined that the unknown metal was Tin. Chemistry questions and answers. Which Ecosystem Is More Diverse Worksheets, ~~~..ILL -JL!.,1J LL..i:: ;. q = mcT. Part B and C were the same, only using two different types of magnesium (magnesium ribbon (part B) and magnesium oxide (part c)) instead of the boiling water. Specific Heat Capacity of a Metal Trial 1 Trial 2 Mass of stoppered test tube + netal 8 B Mass of stoppered test tube 8 Mass of calorimeter B 165.791 115.640 Mass of calorimeter + water R 62.162 42.170 18.236 8 18.252 115.640 8 115.669 165.147 8165.934 so.151 8 50.265 43.926 43. . YOUR CLASS (Chemistry in the Earth System A). Finally, when cutting the top for the calorimeter, use caution with scissors. Use the data from your experiment for the metal in your calculation., 1. A metal sample weighing 45.2 g and at temperature of 100.0 C was placed in a calorimeter containing, Overall, the experiment succeeded that the metals show the theoretical properties. The specific heat is a valuable piece of information. The page should say something along the lines of please Please i need it Lab: Calorimetry and Specific Heat. Generic Lab Documents Descriptive Lab Report Guide Descriptive Lab Report Rubric Experimental Lab Report Guide Experimental Lab. And cut a small hole in the center of the lid to hold the. Hi fellow History tutors! This lab is performed in order to determine the total energy in a reaction between zinc and hydrochloric acid. Specific heat values are also commonly given in cal/gC, where 1 calorie=4.184 Joules. The cp , specific heat, of the metal was then calculated. The term paper should i 33 A conducting loop of wire has an area of 150 cm2 and a resist. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. 5 0 obj Use some rationale to determine which is value to use as the DHf of H2O. Background. H 2 When 68g of silver nitrate (AgNO) is heated it decomposes to form 43.2 g of silver (A H 18.4g of nitrogen dioxide (NO) and 6.4g of oxygen O. Confidential Page 1 of 46. The following data was obtained from a calorimeter experiment: The specific heat of beryllium is _____ J/gC 0.124 0.549 1.82 9.61 9520, The lab procedure involves several factors, listed below. Annalese Decator 2/13/21 CALORIMETRY AND SPECIFIC HEAT PROBLEM: Explore how the specific heat of a substance can be determined using a "coffee cup" calorimeter. 24/7 Homework Help. Two unknown metals were put in boiling water for two minutes to ensure thermal equilibrium. Temperature is independent of number of particles in. Specific Heat Capacity Lab Report. Given the density of silver is 10.5 g/cm3. After 30 min, take the temperature of boiling water to the nearest 0 C (Ini"al temp Use your data, the equation below, and the specific heat of water (4 J/gC) to compute the Find it Fast! Please go to File Make a Copy and then renam, Fill in your name below and then see instructions on the follo, TITLE OF LAB (Calorimetry and specific heat), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. I need the attached file to be completed. See how energy is transferred between objects. Abstract. /Length1 537536 We reviewed their content and use your feedback to keep the quality high. Fill in your name below and then see instructions on the following page. You will use a calorimeter to collect data . William Arndt. 4 0 obj We then measured out 50.0mL of heated deionized water into a graduated cylinder and placed a temperature probe in the graduated cylinder. Commercial solution calorimeters are also available. It is assumed that the specific heat capacity is constant in the temperature range, although in reality it does vary with temperature., c. Use the formula in the background information to solve for the specific heat of the metal., To determine the specific heat of a metal and its approximate atomic mass. When youre done, you can save as a PDF to upload to Edgenuity or share to my district Google account at . You will not be able to type into the document until you save your own. In this experiment, the heat capacity is determined by measuring the change in temperature of the cold water when a hot metal (that does not react with the water) is placed in it. Copyright 2014-2023 & All Rights Reserved. Over the last 540 million years, icecaps covered at least one of the Earths poles during three b. There may be some human or instrumental errors that cause the data to show inconsistencies. 165.934 115. Based off of the calculations, the obscure metal number one is zinc. a. The relationship between the heat added, the mass of a substance, and the temperature change it undergoes is known as the specific heat. In addition, we will study the effectiveness of different calorimeters. Then, we calculated the volume and temperature of the water in our calorimeter before and after the experiment. I hypothesise the water heats ice to liquid and then goes to simmer and boil. Finally. There is no specific way I need this done as long as it is completed and eligible to read. It requires us to create a soda can calorimeter which is a soda can with water inside in order to absorb heat energy and determine the temperature changes of water in soda can. Calorimetry Lab Report o PART A. Part A of this experiment used two dry Styrofoam cups and a magnetic stir bar to create a calorimeter. temperature change of both materials will be measured. The change in temperature in the second trial was 7 degrees Celsius., The specific heat capacity of a substance is the amount of thermal energy required to heat one gram of that substance by one degree. Determining specific heat using a calorimeter is not always perfect. cup to mix the contents and record the temperature. Specific heat is the ability of any material to retain heat energy is called that material's heat capacity. Specific Heat Capacity of a Metal Trial 1 Trial 2 Mass of stoppered test tube + netal 8 B Mass of stoppered test tube 8 Mass of calorimeter B 165.791 115.640 Mass of calorimeter + water R 62.162 42.170 18.236 8 18.252 115.640 8 115.669 165.147 8165.934 so.151 8 50.265 43.926 43.926 21.0 C 21.0 99.) **Do not forget to hand this in before leaving class! Pure water has high specific heat capacity that is exactly 1 calorie per gram, whereas other common substances have much lower specific heats. These differences, however, it can be accounted for by experimental error; more over there are uncertainty on purity of the. How can the specific heat of a metal be, found using a calorimeter? The amount of heat that flows in or out In that case it can be determined by measuring the temperature change T for the contents of the calorimeter and using their specific heat - the heat required to raise the temperature of 1 gram of the substance by 1C. Username is too similar to your e-mail address. Wear goggles, an apron, gloves, oven mitts, and use a test tube holder. Calculate the energy Calculate the wavelength. The general defined term of convection is the heat transfer by mass motion of a fluid such as air or water when the heated fluid is caused to move away from the source of heat, carrying energy with it (Georgia State University). There is no textbook that needs to be used, however there is a stimulation that needs to be completed which is given in the file provided down below on the first few pages. Add the piece of metal, and heat it up on the stove or over a Bunsen burner. Answer: If anyone still needed help on this, someone wrote out the student table on brainly.com, look up Lab: Calorimetry and Specific Heat. Lab: Calorimetry and Specific Heat Assignment, Thermochemical Equations assignment and quiz, Content Ch 05 Video: Children and Nutrition. cups filled with room temperature tap water. of metal (assume 99.1C unless directed to do otherwise) 99.1 C Final temp. As a result, water gains or loses much more heat than other common substances while undergoing an equal temperature change. Based on the calorimetry and specific heat of the metal, Lead would be the best choice to build the companys cookware with. Before Lesson 8 Faults, Plate Boundaries, and Earthquakes, Copy Of Magnetism Notes For Physics Academy Lab of Magnetism For 11th Grade, Chapter 02 Human Resource Strategy and Planning, Week 1 short reply - question 6 If you had to write a paper on Title IX, what would you like to know more about? The purpose of this lab experiment is to measure the specific heat capacity of unknown metal samples and also to determine the latent heat of fusion of water. We heated the 300ml of water to a boil, then placed the metal that was in a tube and waited 10 minutes before we took it out. The metal was placed in a test tube 5cm high and we got the mass of the empty test tube that was 42.703g and then with the metal in it and it was 72.607g. Step 4: Heat the Metals to 100 C in a Hot Water Bath. Heat: The amount of energy associated with the movement of atoms and molecules in matter. The purpose was also to use concepts of specific heat to observe the relationship between temperature observations and heat transfer. From the experiment, the specific heat is determined by https://www.academia.edu/49045191/PHY_400_LAB_REPORT_4read more, 4 feb 2022 A walkthrough of the LabFlow experiment entitled "Energy and Specific Heat", https://www.youtube.com/watch?v=E7DXPOhfu6kread more. %PDF-1.7 The second equation is: Specific Heat of Aluminum = (Heat gained by water )/ (Mass of metal (g) T of metal (C)). Table 1. There may be more than one value. compute the specific heats of each metal. Once the mass of the unknown metal is recorded, put the metal into the boiling water. Use Use the CHART butt 1. [ Given: Specific heat of water = 4200 Jkg -1 K -1 , Specific. These experiments lead to reliable results, which in turn determined that the unknown metal was. The more heat that is added per gram of substance, the greater the temperature change. Specific heat of an unknown metal mw x sw x tw = - (mw x sw x tw). This is one of our shortest labs and they usually take me an hour or less if you read the directions carefully. Experts are tested by Chegg as specialists in their subject area. The energy of the water molecules increases. Apply to become a tutor on Studypool! Our best tutors earn over $7,500 each month! Calorimetry Lab Report o PART A. Is it possible to find the specific heat of unknown metals using calorimetry? 10 mL graduated cylinder The lab also uses distilled water, which is water purified by a process of heating and cooling. Different states of matter have different amounts of space. 1065 Words. Also set up 2 dry Styrofoam cups with a lid aside and add 100 mL The experimental enthalpy of reaction 4 can then be found using Hess Law and the enthalpies of reactions 1-3. What was the temperature change for the metal sample (Tmetal)? The major result is that all of these experiments release energy because the calorimeter temperature increased. Calculate your percent error. Use the next page if necessary. The purpose of this lab was to find the specific heat of something that can, be set on using a calorimeter. For the electronic transition from n = 3 to n = 5 in the hydrogen atom. The accuracy could have been improved by using digital thermometers and more accurate measuring cylinders and scales. 3. Differences existed in the mathematical calculation of the actual length. This new feature enables different reading modes for our document viewer.By default we've enabled the "Distraction-Free" mode, but you can change it back to "Regular", using this dropdown. In our physical world, there are a multitude of phenomenon that occur daily that we experience that often go unnoticed. http://haydukchemistry.weebly.com/uploads/2/0/9/7/20974360/specific_heat_example_lab_full.pdfread more. Results. Here are the data for it: Reaction 1 Reaction 2 T(initial)T(final)mass of calorimeter (g)mass of MgOT(initial)T(final)mass of calorimeter (g)mass of MgH1H2H3H4Actual DH423.231.6105.6291.00423.543.8100.9740.503-147.758-409.321-285.83-547.393-601.83. Also for part A with our metal sample, heat from the metal was given up to the room temperature water solution. We measured and recorded the mass of the empty calorimeter, and then we added the 50.0mL of chilled deionized water and recorded the mass of the calorimeter with the chilled deionized water. of metal and water 26.4 C 26.6 C z 25 We measured out 50.0mL of chilled deionized water into a graduated cylinder. If Motrin contains 0.8 g of ibuprofen in a 500 mL bottle, what is the concentration of Lab Report lab: calorimetry and specific heat student guide information purpose explore how the specific heat of substance can be determined using https://www.studocu.com/en-us/document/edgenuity-virtual-academy/chemistry-a/calorimetry-and-specific-heat-lab-report/41742530read more. of the Rank the three substances in order of their specific heat capacities, from highest to lowest. This is usually listed in the nutrition label on the back of any contained foods as a Calorie. This is on the account that the specific heat of the unknown metal was, In the lab Which Is Your Metal, we attempted to identify an unknown metal by determining its specific heat capacity. 1. It contains a vast array of conceptual applications and the equations applied to them in order to better explain and calculate the phenomenon involved. Are you in need of an additional source of income? and repeat for each metal. button for the weight of the paper each time. Using specific heat of water and the mass of water being used, we can express the above more informatively. where mm is the mass of the substance and cc is the specific heat capacity of a substance. Also, a result could have been record incorrectly causing the specific heat to be wrong. After gathering your materials put together the Coffee Cup Calorimeter by placing one cup in, the other and putting hole in the lid. Enter the email address associated with your account, and we will email you a link to reset your password. The reservoir in a calorimeter used to study reactions occurring in water will be de-ionized water or a dilute aqueous solution, which has virtually the same value of C. A simple calorimeter can be made from two Styrofoam coffee cups, with one inside the Cooling it down decreases the amount of kinetic energy and slows the movement down. tap water (calorimeter water) inside. The density of the unknown metal was 6.57 g/mL and was determined using a cylinder and displacement. This causes the temperature of the water to increase. There are four basic components for thermal energy (heat): 1. plate un"l it boils. Replace all red text with your own words and then change text to black. The reaction is done twice, once to measure the heat of the reaction and again to determine the work done in the system. The atoms are always moving they all have kinetic energy. Calculate the specific heat of the metal sample. 5 Pages. Post question. Borneo is known as the largest island in the Southeast Asia which drains through the longest and biggest tropical rivers ( Our tutors provide high quality explanations & answers. Would you like to help your fellow students? 27 You want to know which metal - aluminum, iron, copper, or lead - is best to use to make pots and pans. We began by choosing a sample of metal, finding its mass, and describing it. Through these calculations, we determined that the heat transferred to the calorimeter water from the hot metal was 595.65J (6.0x10J with proper significant figures). When dealing with the transferring of heat and various process related to heat, the terms convection, conduction and radiation are frequently discussed thoroughly. One Calorie is equal to 4,184 Joules. Q w = c w m w (T peak - T initial) w = -Q s = c s m s (T peak - T initial) s. The formula can then be rearranged for determining the specific heat of the sample. In a normal occurrence an individual can explain and calculate certain aspects of movement and processes that are also involved with it. shotty's jello shots vegan; stephanie cartel crew before surgery; what does not retained mean on job application; new restaurants coming to jacksonville nc 2022 Ini"al temperature of water is the room (Identity) Evaluating error: Which of these equations represents the law of conservation of energy? Purpose: To utilize a calorimeter correctly to find the enthalpy changes in two different reactions. It is an intensive property, as opposed to the heat capacity, which is an extensive property that depends on the amount of substance present. Stuck on a homework question? The specific heat of water has the relatively high value of 4.184 J/gK. Our unknown metal got identified by calculating the heat change and we came to the result that we were using copperand ion metals. 11/13/13. The heat capacity per unit mass of a body, called specific heat capacity or more simply specific heat, is used to more directly compare the heat capacity of substances. lab calorimetry and specific heat lab report edgenuity. 2 0 obj Edgenuity has created an inviting, interactive learning environment to help guide you toward academic success and recover credits to help you graduate more quickly. Temperature was measured and distilled water was placed into the calorimeter, and after 2-3 minutes, boiling water was mixed in.