Answer to Question #160691 in General Chemistry for jack

General Chemistry

Question #160691

What volume of water must be added to 100 ml of 2M potassium nitrate

solution to dilute it to 0.5M

Expert's answer

M₁V₁ = M₂V₂

2M×100ml = 0.5M×V₂

V₂ = 400ml

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