Question

40 grams of salt is present in certain quantity of water to give 20% salt solution.Find quantity of water.

THIS QUESTION IS OF 9TH STD LEVEL AND FROM THE CHAPTER IS MATTER AROUND US PURE?​

Answer 1

Answer:

Mass of solute (salt) = 40 g

Mass of solvent (water) = 320 g

We know,

Mass of solution = Mass of solute + Mass of solvent

= 40 g + 320 g

= 360 g

mass by mass percentage

=

40

360

×

100

=

11.1

Explanation:

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