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A solution contains 40 g of …

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A solution contains 40 g of common salt in 320 g of solution. Calculate the concentration in terms of mass by mass percentage

Posted by Sneha Singh 4 years, 2 months ago

CBSE > Class 09 > Science

5 answers

Yogita Ingle 4 years, 2 months ago

Mass of solute (salt)=40 g
Mass of solvent (water)=320 g
We know,
Mass of solution =Mass of solute +Mass of solvent
=40g+320g
=360 g
Mass percentage of solution
=Mass of solute /Mass of solution ×100
= 40/360 × 100 =11.1%

2Thank You

Sneha Singh 4 years, 2 months ago

Can you tell me how you solve it?

2Thank You

Madhusmita Sahu 4 years, 2 months ago

11.111111.....

1Thank You

Madhusmita Sahu 4 years, 2 months ago

Noo sorry I had an mistake

2Thank You

Madhusmita Sahu 4 years, 2 months ago

12.5g

3Thank You

ANSWER

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