Small quantities of hydrogen can be prepared by the addition of hydrochloric acid to zinc. A sample of 165 mL of hydrogen was collected over water at 25 °C and under a total pressure of 683 torr. What mass of hydrogen was collected? (Pwater vapor = 24 torr at 25°C. 1 atm = 760 torr.) 0.0290 g 0.00663 g 0.0118 g 0.0196 g 0.00453 g

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