Multiple Choice
Pure copper may be produced by the reaction of copper(I) sulfide with oxygen gas as follows:
Cu2S(s) + O2(g) → 2Cu(s) + SO2(g)
If 0.190 kg of copper(I) sulfide reacts with excess oxygen,what mass of copper metal may be produced?
A) 0.19 kg
B) 0.0379 kg
C) 0.0758 kg
D) 0.151 kg
E) 0.38 kg
Correct Answer:
Verified
Correct Answer:
Verified
Q54: The empirical formula of styrene is CH;
Q55: What is the mass of oxygen atoms
Q56: Sulfur trioxide,SO<sub>3</sub>,is made from the oxidation of
Q57: The mineral leadhillite,which is essentially Pb<sub>4</sub>(SO<sub>4</sub>)(CO<sub>3</sub>)<sub>2</sub>(OH)<sub>2</sub> (FW
Q58: A chemical reaction has the equation: 2A
Q60: Which of the following compounds has the
Q61: Complete combustion of a 0.40-mol sample of
Q62: What is the mass in grams of
Q63: Consider the following reaction:<br>2A + B →
Q64: How many moles of silver are contained