Conclusions 1 find the following masses by the appropriate subtractions show all of your work a mass of iron used in the reaction b mass of coper (ii) chloride used. You will have to show how the half reactions are combined to give this on your lab report have required 00005146 moles of kmno 4 to react with the iron(ii . Mole ratios – lab the ratio of mole of iron consumed to moles of copper produced will be used to determine the coefficients in the balanced chemical equation. Purpose: by doing this lab we were going were trying to determine a couple things what we were trying to determine was the amount of moles of copper and the amount of moles of iron in the chloride and in the nailprocedure: 1.
The mole and avogadro's number the name mole a mole of iron atoms is 6022 x 10 quantities of substances such as what we weigh and use in the chemistry lab . The reaction of iron with copper (ii) sulfate weighings will be used to calculate the moles of iron used and the moles of copper formed if lab #7 procedure. How many grams of iron(iii) oxide (ferric oxide), fe 2 o 3 is why we always have to convert amounts to moles when working stoichiometry problems moles of fe 2 o. View lab report - moles of iron and copper lab from chem 11 at moscrop secondary yuna wang 18 november 2010 block 7 moles of iron and copper (lab 4) objectives 1 to determine the number of moles.
If equation (2) is correct, we should obtain 15 moles of copper per mole of iron purpose: in this experiment we will use stoichiometric principles to deduce the appropriate equation for the reaction between metallic iron and a solution of copper (ii) sulfate. It is assumed that fecl3 • 6h2o is the limiting reagent and when the number of moles of iron (y) are determined from the percent composition of the coordination compound above, the equation can be balanced and the theoretical yield of this compound can be determined. To determine the number of moles of iron used up in the reaction of iron and copper (ii) chloride to determine the ratio of moles of iron to moles of copper to determine the number of atoms and formula unit involved in the reaction. The mole is the common language in chemical reactions in this experiment, you will observe the reaction of iron nails with a solution of copper (ii) chloride and determine the number of moles. Moles of iron and copper lab data sheet data before the reaction: color of copper ii sulfate solution _____ mass of empty, dry beaker _____(g).
Doing one or more moles lab activities in each unit you teach will give students plenty of practice elements —iron, elements—silicon, elements—sodium . Stoichiometry basic introduction, mole to mole, grams to grams, mole ratio practice problems - duration: 25:16 the organic chemistry tutor 95,707 views. Purpose: to determine the number of moles of copper produced, the number of iron used up also to determine the ratio of iron to copper and the numbers of atoms and formula used in the lab. Today, my class did this moles of iron and copper lab i understand moles and know the calculations and everything, but i'm not sure how to answer the lab questions.
2 redox titration questions please help general chemistry lab iron is often used to standardize permanganate solutions therefore 00014225 moles will . Moles of copper produced in the reaction and number of moles of iron used up in the reaction you will then use this information to determine the ration of moles. How many moles of co2 are produced when 20 moles of c3h8 react with an excess of o2 remember, the products of this reaction are co2 and h2o. Chemistry lab quiz study chemical reactions lab procedures: iron metal and copper (ii) sulfate solution the molar volume is occupied by a mole of gas at stp .
Use the ration between the number of moles or iron and number of moles of oxygen to calculate the empirical formula of iron oxide note : fractions of atoms do not exist in compounds in the case where the ratio of atoms is a fractional number, such as 1/2, the ratio should be simplified by multiplying all the atoms by a constant to give whole . Determination of the stoichiometry of a redox reaction pre-lab assignment: of the reaction in terms of moles fe2+ to moles clo4– can be used of the iron(ii . Lab 35 - iron-copper(ii) chloride reaction in this experiment, a single replacement reaction will be investigated calculate the number of moles of iron that .
View notes - iron and copper lab from econ 101 at green river community college moles of iron and copper purpose: to determine the number of moles of iron that react and moles of copper produced. Potassium dichromate (ii) solution then allows you to calculate the number of moles of iron (as fe 2+) in your unknown sample and the mass of fe in g:. I'm in a high school chemistry class and i really need some help on a question for a lab report in the lab report it says to refer to an earlier lesson, but in my class we don't have textbooks so i have nothing to refer to and i'm stumped. Moles of iron and copper prelab assignment: you will complete the following in your lab book title, purpose, storyboard, and data table introduction the mole is a convenient unit for analyzing chemical reactions.