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13-05-2021
Chemistry

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The initial concentration of a solution of NaOH is 5.0 M. What volume of the concentrated stock solution is needed to make 200 mL of .02 M solution? (YOU MUST INCLUDE UNITS IN YOUR ANSWER) *

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13-05-2021

Answer:

0.8 mL

Explanation:

Use the formula M1V1 = M2V2.

Plug the values in.

5(V1) = 0.02(200)

5V1 = 4

V1 = 0.8 mL

Hope this is right, correct me if I'm wrong!

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