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STANDARD Chemistry Dilution MCQ Question

Type: MCQ-numerical-Medium-Class 12

What volume of water is to be added to 100 cm³ of 0.5 M NaOH solution to make it 0.1 M solution?

A

200 cm³

B

400 cm³

C

500 cm³

D

100 cm³

Correct Answer

Option B

Detailed Explanation

Using the dilution formula M₁V₁ = M₂V₂, we have 0.5 × 100 = 0.1 × V₂, which gives V₂ = 500 cm³. The volume of water to be added is 500 - 100 = 400 cm³.

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