Question 4 and 5 please. Ensure that its clear. Use the following information for questions 1-7:South Africa has numerous natural resources. One of these is chromium which is mined in various areasacross the country. While working in a lab you investigate the following reaction, with the goal ofimproving the extraction process:Na2Cr207(aq) + C(s) → Cr2O3(5) + N22CO3(aq) + CO(g)Question 1:You need 8.0 mole of Na2Cr207, how much would this weigh?Question 2:You have a look in the lab and find the carbon you need for the reaction. The bottle is nearly empty, andyou only have 1.8 g. What mole amount is this?Question 3:Assuming you use the entire 1.8 g of carbon how much product, in grams, can you make of Cr2O3?Question 4:If you use the 1.8 g of carbon and 1.0 g of NażCr2O7 in a reaction, which of these will be the limitingreactant for Cr2O3?Question 5:What is the yield of the reaction if you produced 0.49 g of Cr2O3?

Given Mass of carbon = 1.8 g mass of Na2Cr2O7 = 1 g Actual yield = 0.49 g Some standard values Molar…

Question 4: If you use the 1.8 g of carbon and 1.0 g of NażCr2O7 in a reaction, which of these will be the limiting reactant for Cr2O3? Question 5: What is the yield of the reaction if you produced 0.49 g of Cr203?

Question 4: If you use the 1.8 g of carbon and 1.0 g of NażCr2O7 in a reaction, which of these will be the limiting reactant for Cr2O3? Question 5: What is the yield of the reaction if you produced 0.49 g of Cr203?

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter5: Stoichiometry

Section: Chapter Questions

Problem 103E: Silicon is produced for the chemical and electronics industries by the following reactions. Give the...

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