Question
Asked Dec 9, 2019
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A sample of hydrogen fluoride gas occupies 1250 mL at STP. What is the pressure in mmHg if the volume is 255mL at 300 degrees Celsius,  760 mmHg =1atm?

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Expert Answer

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Step 1

Given:

Temperature T1 = 273 K

Volume V1 = 1250 mL.

Pressure P1 = 1 atm.

Temperature T2 = 300 oC = 300 +273 = 573 K.

Volume V2 = 255 mL.

Step 2

Ideal gas equation ...

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P,V,_ P,V, T1 T2

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Ideal gases

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