Question

How many mL ofa 2.50 M NaOH solution are required to make 525 ml of a 0.150 M NaOH solution?
a. 3.15 mL
b.0.315 ml
c. 315 ml
d. 31.5 mL
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Answer 1

Answer:

M1V1=M2V2

2.5*V1=525*0.15

V1=31.5