Multiple Choice
A technician needs to make 1.0 L of a 20 mM solution.How many milliliters of the 400 mM stock solution are needed?
A) 0.05 mL
B) 0.5 mL
C) 5.0 mL
D) 50 mL
E) 500 mL
Correct Answer:

Verified
Correct Answer:
Verified
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