3. During that same time period, the student collects 37.00


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3. During that same time period, the student collects 37.00 mL hydrogen gas over water at a temperature of 24 C. The atmospheric pressure is 29.7 inHg. a. What is the atmospheric pressure in mmHg? b. What is the vapor pressure of water at 24 °C? c. What is the pressure of dry H, gas in mmHg? In atm? d. Assuming ideal gas behavior, how many moles of H, gas were collected? e. How many moles of e- were transferred? 4. Using the answers from questions 2 and 3, what values does the student find for: a. Avogadro's number? b. Faraday? c. % error in N, and F? (Note: the error is the same for both values, since we derive one from the other.)

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