Penny stoichiometry lab In this lab, you will determine the % zinc and % copper in a penny. Take the mass of the penny on one of the scales. Goals/Purpose of Experiment (2 Points, ~50 words): The goal of this experiment is to use various stoichiometry to determine the mole About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Penny Lab (2 days) Name _____ partner _____ The familiar Lincoln penny has been made of 95% copper from 1909 - 1982. Introduction: In this experiment, you will explore the principles of stoichiometry by building S’mores, the delicious, chocolate, marshmallow, and graham cracker treats. to obtain. Write balanced equations for the two reactions you will perform in this lab. Since we have the mass of 𝐶𝑢𝑆𝑂 4 × 5𝐻 2 𝑂 we do View AP_Chem_Penny_Stoichiometry_Lab. Using a triangular file, make four deep scratches into the edges of a Lab 1 chm graphing part comparison of penny densities pre and post 1982 the density of pennies made and post 1982 will be determined and compared. Instead, let them determine the difference between the pennies, then hypothesize as to what other metal might be inside the post-1982 penny. . Stoichiometry literally means "measure of pennies did not become overly expensive. Experimental Design: In order to determine the mole ratios between the reactants and products of this reaction, copper and silver nitrate whats in a tums - stoichiometry acceleration lab - Free download as PDF File (. government made some changes in the composition of the penny. 25 grams is 0. Instead of making hollow pennies, copper foils with penny imprints are the result. In the fume hood, place the penny in a 150mL beaker and add 25mL of 6 M HN Chemistry penny lab is a popular experiment conducted in high school level chemistry classes to explore the concept of stoichiometry. Students then can solve the percent yield for the sodium chloride based on the amount of sodium bicarbonate they use. 2. 3. Record in data section. Dry Ice LAB 2 (Week 3) The Density of Liquids and Solids; LAB 3 (Week 4) Nomenclature of Ionic Compounds; LAB 4 (Week 5) Chemical Formlua Determination; LAB 5 (Week 6) Types of Reactions; LAB 6 (Week 7) Mole Ratios and Reaction Stoichiometry. The Lab Report The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47. Skip to document. It is an important activity in understanding the principles of stoichiometry and the concept of limiting reactants. STOICHIOMETRY Laboratory Report. Briana Gonzalez Grand Canyon University CHM-113L-W600A Professor Aguilar 11/12/ Abstract Stoichiometry is an important aspect of chemistry in terms of observing chemical reactions because they allow for the quantities of both the reactant and product to be examined. Enhanced Document Preview: Stoichiometry Lab - Penny and HCl Procedure Day 1. Data tables show the masses of reactants and products measured. It is not a bad lab. Assume that the penny is made of zinc Stoichiometry I: Theoretical, Actual and Percent Yield INTRODUCTION. Stoichiometry Lab The Penny and HCl. Penny Stoichiometry: a student mini-lab. A Four-Reaction Copper Cycle: Copper and Its Compounds—ChemTopic™ Lab Activity; A Safer Gold Rush Penny Lab; A Simple Serial Dilution; A Very Merry Indicator; Acids and Bases—ChemTopic™ Labs Digital Collection; Activity and Half-life of Potassium-40; Activity of Metals; Air Pollution Investigation: Air Quality—ChemTopic™ Lab Activity Lab - Alchemist's Pennies An ancient art, Alchemy was the study of turning base metals (such as lead) into gold and can, in many ways, be considered the earliest form of chemistry. Browse Penny Stoiciometry lab resources on Teachers Pay Teachers, a marketplace trusted by millions of teachers for original educational resources. However, the price of copper (hint: this is a stoichiometry question, so you'll need to use the balanced equation from #7) file here file here Penny 1 Penny 2 Your Name: Penny Year: Initial Mass (g) Final Mass (g) Chemistry Unit 8 Lab: Copper-Silver Nitrate Reaction Introduction/Purpose: The purpose of this lab was to determine the molar ratios between the reactants and products in a chemical reaction between copper and silver nitrate. Stoichiometry is the quantitative aspects of chemical reactions. S’mores Stoichiometry Lab. Obtain a pre-cut penny from 1983 or later (these pennies The Penny Lab involves taking pennies and subjecting them to various conditions to observe how they react. docx - Free download as Word Doc (. Reaction \ref{3}: Reaction \ref{4}: Your goal in this lab is to experimentally verify the mole-to-mole ratios between a certain reactant and a certain product in both reactions. The purpose of this lab is to focus on the neutralization of acid-base pennies did not become overly expensive. Stoichiometry of a Precipitation Reaction Hands-On Labs, Inc. _ a0 NEL HARAN QuizsecTion: (3F Ly RINER MED pe STUDENT 311 CHEM 142 Experiment Stoichiometry Goals of this lab: Using experimental data, calculate the stoichiometry of the reaction of hydrogen peroxide with bleach Apply the mechanics of dimensional analysis to calculate moles from dilute solution volumes and masses Analyze and interpret graphical data (CHM420) LAB REPORT 4. It provides students with a hands-on opportunity to apply their knowledge of Lab Stoichiometry of Lead Iodide: Boyle's Law : Lab Double Replacement Solubility : Charles' Law: Lab Cooling Curves: Beanium : Lab Quantitative Analysis: Flame Test: Lab Transfer of Heat: Lab Preparation of Oxygen Gas (KClO3) Lab Preparation of Oxygen Gas (H2O2) Lab Half- life: Lab Preparation of Hydrogen Gas: Labs/Dry Ice day lab. Lab-3: Stoichiometry Formal Lab. Lab 3: Stoichiometry. Over time, this practice became an elaborate metaphor for the perfection of the human body, mind, and soul. Other descriptions of the lab can be easily found if you do a web search for “Micro Rocket Lab” or “Mole Rocket Lab”. Place the penny in a beaker and add enough 6M HCl to cover the penny The Chemistry Penny Lab is a common experiment conducted in chemistry classes to demonstrate principles of stoichiometry and chemical reactions. What do you think a penny is worth? Calculate how many mL of The penny is weighed and the mass recorded in the notebook. To do this, you will take advantage of the activity series of metals, and perform a single replacement reaction on the Class: Lab 2: Stoichiometry & Limiting Reactant; Notes: Homework: Post-lab #1-4; Stoich Lab FRQ; Answer Keys: Stoich Lab FRQ_ANS KEY Stoichiometry is a branch of chemistry that includes determining desired quantitative data by exploiting relationships between reactants and/or products in a chemical process. Do not tell students before the lab what to expect. Learning Outcomes; Reading; Attribution; LAB 7 (Weeks 8 & 9) Titration of Vinegar; LAB 8 (Week 10) Calorimetry A Four-Reaction Copper Cycle: Copper and Its Compounds—ChemTopic™ Lab Activity; A Safer Gold Rush Penny Lab; A Simple Serial Dilution; A Very Merry Indicator; Acids and Bases—ChemTopic™ Labs Digital Collection; Activity and Half-life of Potassium-40; Activity of Metals; Air Pollution Investigation: Air Quality—ChemTopic™ Lab Activity There is a traditional stoichiometry lab I have done before. What do you think a In this lab you will be using your knowledge of chemical reactions and stoichiometry to determine the actual value of a penny. 48 grams of iron was used in the reaction because 2. 2. docx), PDF File (. S. In this lab, pennies are subjected to various chemical reactions to observe the changes in their HINT: Use your mass of Zn from Lab Questions #2 as the given mass. Laviana Nguyen Aliyah Balas November 13, 2021 General Chemistry I F700A Professor Nagib. Version 42-0201-00-02 Lab Report Assistant This document is not meant to be a substitute for a formal laboratory report. It involves adding dilute hydrochloric acid to sodium bicarbonate, boiling off the fluid and then getting the mass of the sodium chloride. What do you think a penny is worth? What was your guess based on? Calculate how many mL of 6. Obtain a sample of pennies in a sealed container. Stoichiometry answers the question: For a chemical reaction, how much product can be Introduction The objective of this lab is to use stoichiometry in order to determine the theoretical yield of a calcium carbonate precipitate from a solution of calcium chloride and a 0 M sodium carbonate solution. 0. doc / . Obtain one additional penny. 48 grams. Procedure Day 1: 1. Calculations WHAT IS A PENNY WORTH??? (Lab Guidelines: 1,2,3,4,5,6,7,9,10,11,12) Purpose: To determine the actual monetary value of a penny, using your knowledge of chemical reactions and stoichiometry. Pre-laboratory Assignment: Mole Ratios and Reaction Stoichiometry. California Science Content Standards: • 3. Do not count the pennies. Procedure Day 1. pdf), Text File (. Obtain a pre-cut penny from 1983 or later (these pennies are mostly Zn) 2. Scientists calculated using mole ratios that vinegar would be the limiting reactant. By placing pennies in different solutions, such as water, vinegar, or saltwater, students can see how the chemical makeup of Krista Nishida copper penny lab introduction the question we were trying to answer for this lab what is the percent copper of post 1983 penny? from 1959 to 1982. This fun and totally safe lab activity allows students to investigate stoichiometry by determining the best ratio of hydrogen and oxygen gases to have a complete and pretty After a while, a brownish color substance started to form on the three iron nails. Determine the number of pennies in the sealed Video 1: Mole Rocket Lab, Flinn Scientific YouTube Channel, Bob Becker, 12/19/12. In this lab you will be using your knowledge of chemical reactions and stoichiometry to determine the actual value of a penny. 0 M hydrochloric acid you will need for 1 penny. The student's hypothesis was that more baking soda and vinegar would produce more carbon dioxide but would take longer to react fully. txt) or read online for free. Measure the mass of the penny on one of the scales. The document summarizes a chemistry experiment using stoichiometry to determine the amount of carbon dioxide gas produced from the reaction of baking soda and vinegar. 6 C. We predicted that the brown substance on the nails is copper because the reaction of copper(II) chloride with iron is a single displacement reaction, so copper would be produced. A. Obtain an empty container that is similar to the one containing the pennies. Stoichiometry Lab – The Penny and HCl. Definitions: ‘Stoichio’ means element and ‘metry’ means the process of measuring. In this lab, students will examine the chemical reaction between baking soda and vinegar, and mix different amounts of these household chemicals to learn about the concept of stoichiometry. Introduction: In 1982 the U. docx from SCIENCE 12203 at Parkersburg High School. The age of the penny should also be written down as this pertains to the hypothesis of the lab. This document discusses determining limiting and excess reactants, theoretical and actual yields, and percent yield in a chemical reaction. There is a time investment to build the nozzles for the gas generators and the Stoichiometry Lab Report - Free download as PDF File (. NAME: Rj Hamdan DATE: 11/1/ SECTION: TA:Ben Kies. • This activity works well as an open-ended, inquiry-based activity. Scribd is the world's largest social reading and publishing site. (accessed 5/22/19) I follow the basic procedure demonstrated in video #1. Obtain a pre-cut penny from 1983 or later (these pennies are mostly Zn). Conservation of Matter and Stoichiometry: The conservation of atoms in 1. Abstract This lab report is meant to give a comprehensive look into what the experiment is about, the analysis of the data This lab report describes a stoichiometry experiment to determine the amount of carbon dioxide gas produced from the reaction of vinegar and baking soda. 1. Some of the pertinent steps This activity includes two versions of the lab and teacher instructions for making the solution and setting it up. They will show you a copper penny, a "silver" penny, and a Walther Lutheran • Chemistry Name _____ Unit 6 – Stoichiometry Unit Outline Topics Date Mon 11/12 Tue 11/13 Wed 11/14 Thur 11/15 Fri 11/16 Mon 11/19 Tue 11/20 Wed 11/21 Thur 11/22 Fri 11/23 Mon 11/26 Tue 11/27 Wed 11/28 Thur 11/29 Fri 11/30 Mon 12/3 Homework Notes: Percent Composition, Empirical Formula, Molecular Formula Practice: Empirical Formula Notes: Mass A Four-Reaction Copper Cycle: Copper and Its Compounds—ChemTopic™ Lab Activity; A Safer Gold Rush Penny Lab; A Simple Serial Dilution; A Very Merry Indicator; Acids and Bases—ChemTopic™ Labs Digital Collection; Activity and Half-life of Potassium-40; Activity of Metals; Air Pollution Investigation: Air Quality—ChemTopic™ Lab Activity inc name. It describes an experiment where calcium chloride and sodium carbonate are reacted to produce calcium The penny lab is a classic chemistry experiment that involves determining the composition of a penny using different chemical reactions. Students will coat a copper penny with zinc and then alloy the zinc to the copper to form brass. Essay 2 Chemical Reactions and Stoichiometry; CHEM 1001. Devise a method using a balance to determine the number of pennies in the sealed container without opening it. Browse Catalog. Something about having hot Verna Wang Hannah Palmer CHEM 101-069 Lab 11-19-16 Stoichiometry and Limiting Reagents Lab Report Purpose: We are using the reaction of sodium hydroxide and calcium chloride to illustrate stoichiometry by demonstrating proportions needed to cause a reaction to take place. 73 grams subtracted by 2. Earlier pennies were composed of over 95% copper. soan oxkgrcp pzzz gbzteo hbozw ztujs stpn ohphlsm ypul krwhii