What is the final volume in milliliters when 0.752 L of a 20.5 M solution is diluted to 13.0 M ?

👨🏻‍🏫 學術台化學

[匿名]

2017-04-01 10:05 am

回答 (1)

戇戇居士

2017-04-01 10:11 am

✔ 最佳答案

M₁ = 20.5 M, V₁ = 0.752 L = 752 mL
M₂ = 13.0 M, V₂ = ? mL

M₁ V₁ = M₂ V₂
Then, V₂ = V₁ × (M₁/M₂)

Final volume, V₂ = (752 mL) × (20.5/13.0) = 1186 mL

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