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Van't Hoff Factor

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Question

In order to find the strength of a sample of sulphuric acid, 10g of it were taken and a piece of marble weighing 7g placed in it. When the reaction is ceased, the marble piece was dried and it was found to weigh 2.2g. What is percent strength of sulphuric acid

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Solution

In this question we found percentage strength by converting pure amount of h2so4 to 100g .... That is our Percentage amount

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