A sample with a mass of 1.340 g was dissolved in water, releasing chlorine ions. The aqueous solution was treated with access AgNO3(aq), the AgCl precipitate collected and weighted. Its mass was 2.709 g. What percentage by mass was the original sample? Make sure to use the correct number of significant figures in your answer.

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Q: A 2.00g sample of limestone was dissolved in hydrochloric acid and all the calcium present in the…

A: Ca2+ + C2O42- ----CaC2O4

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A: Dear student I have given answer to your question in the image format.

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.