STANDARDChemistry-Stoichiometry
STANDARD Chemistry Chemical Reactions MCQ Question
Type: MCQ-numerical-Medium
What quantity of copper oxide will react with 2.80 L of hydrogen at NTP?
A
79.5 g
B
2 g
C
9.9 g
D
22.4 g
Correct Answer
Option C
Detailed Explanation
At NTP, 22.4 L of hydrogen reacts with 79.5 g of CuO. Therefore, 2.80 L of hydrogen will react with (79.5/22.4) × 2.80 = 9.9 g of CuO.
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