Chem please?
2017-01-24 1:04 am
How many mL of 4.50 M NaCl must be diluted to produce 1.30 L of 0.150 M NaCl?
回答 (1)
2017-01-24 1:16 am
C₁ = 4.50 M, V₁ = ? mL
C₂ = 0.150 M, V₂ = 1.30 × 1000 mL
C₁ V₁ = C₂ V₂
Volume of solution diluted, V₁ = V₂ × (C₂/C₁) = (1.30 × 1000 mL) × (0.150/4.50) = 43.3 mL
(to 3 sig. fig.)
C₂ = 0.150 M, V₂ = 1.30 × 1000 mL
C₁ V₁ = C₂ V₂
Volume of solution diluted, V₁ = V₂ × (C₂/C₁) = (1.30 × 1000 mL) × (0.150/4.50) = 43.3 mL
(to 3 sig. fig.)
收錄日期: 2021-05-01 13:06:36
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20170123170401AAAHmMf