The molality of 1 M NaNO, solution is (d = 1.25 g/ml)
2 0.858 m
(3) 1.6 m 0.0
(4) 1 m
(1) 0.8 m
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2
Answer:
0.8
Explanation:
m=molality
M=molarity
d=density(in g/ml)
W=molar mass of solute
m=M×1000/1000×d-MW
=1×1000/1000×1.25-1×53
=0.8354
=0.8
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