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If 100g of salt solution contains 20g of salt dissolved in it, the percentage of mass of the solution is |
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(a) |
10% |
(b) |
20% |
|
(c) |
15% |
(d) |
25% |
|
If 100g of salt solution contains 20g of salt dissolved in it, the percentage of mass of the solution is |
|||
|
(a) |
10% |
(b) |
20% |
|
(c) |
15% |
(d) |
25% |