Question 35 Jacques Charles (of Charles' Law fame) was an avid balloonist. In his original flight in 1783, Charles used a balloon that contained approximately 31,150 L of H2. He generated the H2 using the reaction between iron and hydrochloric acid: Fe2 (s) + 2 HCI (aq) → FeCl2 (aq) + H2 (g) How many kg of iron were needed to produce this volume of H2 if the temperature were 22 °C and the pressure was 1.0 atm? O 1.3 kg O 72. kg O 7.2 x 103 kg O 36. kg

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Question 35
Jacques Charles (of Charles' Law fame) was an avid balloonist. In his original flight in 1783, Charles
used a balloon that contained approximately 31,150 L of H2. He generated the H2 using the reaction
between iron and hydrochloric acid:
Fe2 (s) + 2 HCI (aq) → FeCl2 (aq) + H2 (g)
How many kg of iron were needed to produce this volume of H2 if the temperature were 22 °C and the
pressure was 1.0 atm?
O 1.3 kg
O 72. kg
O 7.2 x 103 kg
O 36. kg
Transcribed Image Text:Question 35 Jacques Charles (of Charles' Law fame) was an avid balloonist. In his original flight in 1783, Charles used a balloon that contained approximately 31,150 L of H2. He generated the H2 using the reaction between iron and hydrochloric acid: Fe2 (s) + 2 HCI (aq) → FeCl2 (aq) + H2 (g) How many kg of iron were needed to produce this volume of H2 if the temperature were 22 °C and the pressure was 1.0 atm? O 1.3 kg O 72. kg O 7.2 x 103 kg O 36. kg
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