KASYAR2030 KASYAR2030

24-03-2020
Chemistry

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

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25-03-2020

Answer:

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

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