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9. A 50 litre of solution of acid and water contains 10 litre of acid. How much water must beadded to make the solution 10 % acidic. |
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Answer» in 50 litre 10 litre is acid so 40 litre is waterso to get 10% acidic we need to add 50 litre of water so acid percentage=10/100*100=10% |
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