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What mass of sodium hydroxide is needed to make 12.5 L of a 0.150M solution? a) 1.88g b) 40.0g c) 75.0g d) 83.0g
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What mass of sodium hydroxide is needed to make 12.5 L of a 0.150M solution?

a) 1.88g
b) 40.0g
c) 75.0g
d) 83.0g

User Eyettea
by
4.6k points

1 Answer

5 votes

Answer:

75g

Step-by-step explanation:

n=Cmxv

=0,15x12,5

=1,875 mol

m=nxM

=1,875x40

=75g

User Marco Manzoni
by
5.3k points
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