roodhousesupplies roodhousesupplies
  • 23-04-2022
  • Chemistry
contestada

How many moles of helium gas are present in a balloon with a volume of 950 ml a pressure of 3.47 atm and a temperature of 104 degrees celcius

Respuesta :

chemguy12 chemguy12
  • 23-04-2022

Answer:

.107 moles

Explanation:

To find moles given the info above, we use a variation of the Ideal Gas Law,

mol = PV/RT, where P is in atm, V is in L, T is in K, and R is the gas constant

  • P=3.47 atm
  • L= .950 L
  • T= 377 K
  • R= .08206

mol= 3.47(.950) / 377(.08206)

  • =.107 moles H2
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