Per NCERT Example 5.3, if 1 mL of liquid pesticide is mixed with water to make 100 mL of spray, what is the v/v concentration?
A10% v/v
B0.1% v/v
C100% v/v
D1% v/v
Answer & Solution
Correct answer: D. 1% v/v
% v/v = (1 mL / 100 mL) × 100 = 1% v/v (per NCERT Example 5.3).
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