Copper (l) sulfide can react with oxygen to produce copper metal by the reaction cu2s + o2 = > 2cu + so2. if 5.00 g of cu2s is used, then what is the theoretical yield of cu?

a. 10.0 g

b. 1.99 g

c. 1.00 g

d. 5.00 g

e. 3.99 g

Question

Kimberly Ortiz

23 May, 14:28

+4

Answers (1)

Know the Answer?

Everett Caldwell · Answer 1

N=m/M

n (Cu2S) = 5 / (63.55*2+32.06) = 5/159.16=0.0314149

n (cu) = n (cu2s) * 2=0.0628298

m (cu) = 0.0628298*63.55=3.99

Answer 3.99 gram cu

Copper (l) sulfide can react with oxygen to produce copper metal by the reaction cu2s + o2 = > 2cu + so2. if 5.00 g of cu2s is used, then what is the theoretical yield of cu?a. 10.0 gb. 1.99 gc. 1.00 gd. 5.00 ge. 3.99 g