Answer to Question #224398 in General Chemistry for Queen

Question #224398

A balloon is filled to a pressure of 1.4 atm with a gas at negative 10 degrees Celsius. How many moles of gas are in the balloon?


1
Expert's answer
2021-08-10T05:03:24-0400

PV = nRT

Volume = 22.41 L/mol at STP


Pressure = 1.4 atm


Temperature = 10degress Celsius = 283k


The value of gas constant R = 62.36 L.torr/K.mol Krr

22.41 × 1.4 = n ×62.36 × 283

31.374 = 17647n

= 0.00177787 mole


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