STANDARDChemistry-Stoichiometry
STANDARD Chemistry Mole Concept MCQ Question
Type: MCQ-numerical-Medium
How much copper is present in 50 g of CuSO₄?
A
19.90 g
B
39.81 g
C
63.5 g
D
31.71 g
Correct Answer
Option A
Detailed Explanation
The molar mass of CuSO₄ is 159.5 g. In 159.5 g of CuSO₄, there is 63.5 g of copper. Therefore, in 50 g of CuSO₄, the amount of copper is (63.5/159.5) × 50 = 19.90 g.
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