Question

A solution contains 40 gram of common salt in 320 gram of water determined the concentration in terms of mass by mass percentage of the solution.​

Answer 1

Answer is in the image

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Answer 2

Answer:

11.1%

Explanation:

concentration of salt=mass of salt/mass of solution

=40/40+320 ×100%

=40/360×100%

=100/9%=11.1%

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