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Chapter , Problem 79AE(choose chapter or problem)
Further Applications of the Ideal-Gas Equation (Section)
The molar mass of a volatile substance was determined by the Dumas-bulb method described in Exercise 10.53. The unknown vapor had a mass of 0.846 g: the volume of the bulb was , pressure 752 torr. and temperature . Calculate the molar mass of the unknown vapor.
Questions & Answers
QUESTION:
Further Applications of the Ideal-Gas Equation (Section)
The molar mass of a volatile substance was determined by the Dumas-bulb method described in Exercise 10.53. The unknown vapor had a mass of 0.846 g: the volume of the bulb was , pressure 752 torr. and temperature . Calculate the molar mass of the unknown vapor.
ANSWER:
Step 1 of 4
According to the ideal gas equation
.......................(1)
P = Pressure of the gas
V = Volume of the gas
n = Number of moles
R = Gas constant
T = Temperature of the gas