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Hydrogen gas was produced by reacting 0.976 g of zinc metal with excess hydrochloric acid. Write...

Hydrogen gas was produced by reacting 0.976 g of zinc metal with excess hydrochloric acid. Write a balanced reaction equation (include states). If 376 mL of hydrogen gas is collected over water at 25 °C at a total pressure of 751 mm Hg, what was the experimental molar mass of Zn?

1. Write a balanced reaction equation (include states).

2. What was the experimental molar mass of Zn? Answer to the correct number of significant figures.

3. Calculate the % error.

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