katiejohnson2465 katiejohnson2465

12-05-2024
Chemistry

Answered

A 2g sample of impure limestone is treated with 100ml of 0.925 mol/L HCl. After the reaction is complete 19.53ml of 1.5 mol/L sodium carbonate is required to neutralise the left-over acid. Calculate the percentage of calcium carbonate in the limestone.

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