The number of moles of hydrogen gas present in a 1,500 mL container at 298 K and 2.0 atm pressure is

Question

Heidy Berger

Chemistry

28 November, 17:05

The number of moles of hydrogen gas present in a 1,500 mL container at 298 K and 2.0 atm pressure is

+5

Answers (1)

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Peyton Gilmore · Answer 1

The number of moles of hydrogen gas is 0, 123

Explanation:

We use the formula PV=nRT--> n = (PV) / (RT). We convert the volume in ml into L: 1500/1000=1,5 L

n = (2 atm x 1, 5) / (0,082 l atm / K mol x 298K) = 0, 123 moles