Question

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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Answer 1

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%