2) (5 pt.) If you need 350. mL of a 0.500M NaCl solution, and your stock...

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Question

Answer 1

Answer #1

use dilution formula

M1*V1 = M2*V2

1---> is for stock solution

2---> is for diluted solution

Given

M1 = 8.00 M

M2 = 0.500 M

V2 = 350 mL

Use:

M1*V1 = M2*V2

V1 = (M2 * V2) / M1

V1 = (0.500*350)/8.00

V1 = 21.9 mL

Answer: 21.9 mL

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Answer 2

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