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Answers & Comments
Answer:
hope this helps
Explanation:
Answer:
Explanation:
density=1.25
m=3 mol /lit
molar mass of nacl=58.5
weight=n* molecular weight
=3*58.5
=175.5g
mass=density*volume
=1000*1.25
=1250
mass of water in solution=1250-175.5
=1074.5
molality=no.of moles/mass of solvent in kg
=3/1.07=2.8
Answer:
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