Per NCERT Example 5.2, if 5 g of glucose is dissolved in water to make 100 mL of solution, what is the mass-by-volume concentration?
A50% m/v
B0.5% m/v
C5% m/v
D20% m/v
Answer & Solution
Correct answer: C. 5% m/v
% m/v = (5 g / 100 mL) × 100 = 5% m/v (per NCERT Example 5.2).
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