Question #174933

 A sample of gas at 125°C has a volume of 115 L and exerts a pressure of 102kPa. How many moles of gas are in the sample

1
Expert's answer
2021-03-24T01:11:41-0400
pV=nRTpV=nRT

n=pV/RTn=pV/RT

n=102000∗0.115/(8.31∗398)=3.55moln=102000*0.115/(8.31*398)=3.55 mol


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