gallowaytyesha256 gallowaytyesha256

25-04-2022
Chemistry

contestada

1. How many mL of copper (II) sulfate of a 2.5M stock solution is needed to make 250 mL of 0.2M solution?

Respuesta :

Drichie Drichie

08-05-2022

Answer:

20ml

Explanation:

using the formula;C1V1=C2V2

2.5×V1=0.2×250

2.5V1= 50

V1=50/2.5

V1=20L

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