Determine the mass by mass percentage and volume percentage concentration of a 100 ml salt solution which contains 15 g salt ?
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Step-by-step explanation:
Solution:- (B) 20%
As we know that,
mass by mass percent=
Total wt. of salt
Wt. of salt
×100
Given that:-
Weight of salt = 20 g
Total weight of salt = 100 g
∴ mass by mass percent=
100
20
×100=20%
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