GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Calculate the mass percent of solution, if there is 100 g of sugar and 400 g of water
A
30
B
25
C
20
D
15
Explanation: 

Detailed explanation-1: -∴ mass by mass percent=10020×100=20%

Detailed explanation-2: -Mass Percent: The mass percent is used to express the concentration of a solution when the mass of a solute and the mass of a solution is given: Mass Percent=Mass of SoluteMass of Solution×100%

Detailed explanation-3: -Mass by mass percentage of a solution = 20120×100=16.66% Q.

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