How much salt must we add to 10 grams of a 20% salt solution to strengthen it into a 50% solution?

How much salt must we add to 10 grams of a 20% salt solution to strengthen it into a 50% solution? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

5 gm

3 gm

6 gm

4 gm

0 2

Best Answer Explained in Below-:

Let the amount need to be added be x grams. So, x + 20% of 10 = 50% of (10 + x) or, x + 2 = 5 + 0.5x or, x - 0.5x = 5 - 2 or, 0.5x = 3 So, x = 6 grams

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