Question:
A vessel contains 4.5 g of helium gas (molar mass = 4.003
Last updated: 7/5/2022

A vessel contains 4.5 g of helium gas (molar mass = 4.003 g/mol) and 6.6 g of neon gas (molar mass=20.180 g/mol) has a total pressure of 104 kPa at 25°C. What the partial pressure (in kPa) of helium gas?