Question

If 5g of solute is present in 45 g of solvent, the mass by mass percentage of the solution is

Answer 1

Answer:

the concentartion is-

Mass of solute=5g

Mass of solvent=5+45=50g

Therefore concentartion is 5/50*100%

i.e. 10%

Answer 2

Answer:

Correct option is

A

10%

In a mixture of X and Y,

Mass % of X=

(Mass of X+Mass of Y)

Mass of X

×100

∴ mass % of X=

5+45

5

×100=10 %

Explanation:

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