4. Penny and Benedict used 0.510 g of Cu(s) in the initial reaction of this experiment....
Date La Than Mews TA Classifying Reactions in the Copper Cycle Report Sheet 1. Initial mass of copper 2. Mass of copper and evaporating dish 3. Mass of evaporating dish 4. Mass of uncovered copper 5 Percent yield (show calculations) 6. Describe the reaction Cu(s) + HNO (aq) + 7. Describe the reaction Cu(NO).(aq) + NaOH(aq)- - B. Describe the reaction Cu(OH),() - SUUDIO 9. What are you removing by this washing? 10. What copper compound is present in the...
Part 4 Consider the reaction: Cu_2O(s) + C(s) rightarrow 2 Cu (s) + CO(g) When 11.5 g of C are allowed to react with 114.5 g of Cu_2 O, 87.4 g of Cu are obtained. Find the limiting reactant, theoretical yield, and percent yield.
Chemical Reactions of Copper Pre-lab Questions and Percent Yield is experiment in the laboratory, you should be able to answer the Before b following questions. Give an example, other than Redox reaction: Co the ones listed in this experiment, of redox and metathesis reactions. metathesis: NaCl (aq) + AgNO3(aq)-ma(s), Nakoaap ,. When will reactions proceed to completion? Define percent yield in general terms. iclI is the ratio of actua vied to the . theoretical yield. % yield'actual.ficidx Theoretical yield 4....
Given an initial 0.128 g Cu (II) and 3mL of HNO3 Part I: 1. The reaction in Part 1 takes place as shown below. Balance the reaction and de- termine the mass (theoretical yield) of copper(II) nitrate that should be able to be recovered from your copper sample. Show your calculations. 4 HNO,(aq) + | Cu(s) → 1 Cu(NO),(aq) + 2 H,0(0) + Z NO.(Q)
Elaina performs the copper cycle lab beginning with 10.00 mL of a 1.65 M Cu(NO), solution. After drying to constant mass, she recovers 0.996 g of copper metal. What is the theoretical yield of copper in grams? theoretical yield: What is the actual yield of copper in grams? actual yield: What is the percent yield of copper? percent yield:
1. Consider the reaction: MnO2 (s) + 4 HCl (g)MnCl2 (s) + Cl2 (g) + 2 H20 (g) If 10.00 g of MnO2 and 10.00 g of HCl are reacted, how many grams of MnCl2 can be produced? Show all calculations 2. Consider the following unbalanced equation: NH4NOs(aq) + Na PO4(aq)(NH4)3PO4(aq NaNOs(aq) Assuming you start with 50.0 g of NHNOs and 50.0 g of NasPO4, which is the limiting reagent? What is the theoretical yield (g) of ammonium phosphate? a....
Ammonia gas can be prepared by the reaction CaO(s) + 2NH4Cl(s) – 2 NH (g) + H, O( g) + CaCl,(8) In an experiment, 31.8 g of ammonia gas, NH,, is produced when it was predicted that 42.1 g NH, would form. What is the theoretical yield of NH? theoretical yield: 42.1 What is the actual yield of NH,? actual yield: 32.9 What is the percent yield of NH,? percent yield: 0.781
The deep blue compound Cu(NH)4SO4 is made by the reaction of copper(ll) sulfate and ammonia Cu(NHs)4SO4 (aq) CuSO4(aq) 4 NHs (aq) > If you use 18.0 g of CuSO4 and excess NH3. what is the theoretical yield of Cu(NHs)4SO4? g Cu(NHs)4SO4 If you isolate 15.3 g of Cu(NH3)4SO4, what is the percent yield of Cu(NH3)4S04?
If 3.25 g of Cu(NO3)2 are obtained from the reaction of 2.85 g of Cu with excess HNO3, what is the percent yield of the reaction?
How was 23 chosen as the actual value for the percentage yield? 2. For the reaction: Cu2O(s) + C(s) 2 Cu(s) + CO(g) When 11.5 mol of Care allowed to react with 145 mol of Cu20 10.0 mol of Cu are obtained. Determine (a) the limiting reactant and the theoretical yield of copper, and then (b) the percent yield. Show the equation for percent yield first and then include the values in this equation and solve. Xtremting Reactant - amal...