Ask Question
ChemistryChemistry
20 August, 16:14

One method to produce nitrogen in the lab is to react ammonia with copper (II) oxide: NH3 (

g. + CuO (s) Cu (s) + H2O (l) + N2 (

g. After using 40.0 grams of NH3, 15.5 grams of N2 are produced. What is the percent yield of nitrogen in the reaction?

+3
Answers (1)
  1. 20 August, 17:01
    0
    40g (1mol NH3/17.04g per mol), N2's molar mass=28.02g

    3CuO+2NH3=>3Cu+N2+3H2O

    (2.3473mol NH3) (1 mol N2/2 mol NH3) (28.02g/1mol) = 32.8873g N2

    15.5/32.8873=47.1306% yield
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “One method to produce nitrogen in the lab is to react ammonia with copper (II) oxide: NH3 ( g. + CuO (s) Cu (s) + H2O (l) + N2 ( g. After ...” in 📙 Chemistry if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
Explain how you would measure the mass of a liquid using a beaker, electronic scale and liquid.
Answers (1)
Our atmosphere is composed primarily of nitrogen and oxygen, which coexist at 25°C without reacting to any significant extent. However, the two gases can react to form nitrogen monoxide according to the reaction: N2 (g) + O2 (g) = 2 NO (g) a.
Answers (1)
Lulu Labwrecker carefully pipets 25.0 mL of 0.525 M NaOH into a test tube. She places the test tube into a small beaker to keep it from spilling and then pipets 75.0 mL of 0.355 M HCl into another test tube.
Answers (1)
NH4OH and KAl (SO4) 2 and the second set of reactants is MgSO4 and NH4OH, is either reaction considered a synthesis reaction as labeled in the laboratory? Why or why not? Note: Mg (OH)
Answers (1)
What type of energy do batteries have?
Answers (1)
New Questions in Chemistry
A method of lowering the concentration of HCl (aq) is to allow the solution to react with a small quantity of Mg. How many milligrams of Mg must be added to 219 mL of 1.032 M HCl to reduce the solution concentration to exactly 1.000 MHCl
Answers (2)
An autoclave would often be used by which of the following scientists?"
Answers (1)
When discussing acids and bases any substance that accepts a patron by definition is considered an
Answers (1)
When one substance changes into one or more new substances, it has exhibited a 1. chemical change. 2. chemical reaction. 3. physical change. 4. chemical property?
Answers (2)
americium-241 has a half-life of 430 years. how much of a 10.0g sample of americium-241 remains after 1720 years?
Answers (1)
Home » Chemistry » One method to produce nitrogen in the lab is to react ammonia with copper (II) oxide: NH3 ( g. + CuO (s) Cu (s) + H2O (l) + N2 ( g. After using 40.0 grams of NH3, 15.5 grams of N2 are produced. What is the percent yield of nitrogen in the reaction?
Sign Up Forgot Password?