Chemistry

Problem

A sealed cylinder at 298 K contains

0.50\,\text{mol}

He and

1.20\,\text{mol}

Ne. If the total pressure is

1.80\,\text{atm}

, what is the partial pressure of Ne? a)

1.66\,\text{atm}

0.53\,\text{atm}

1.3\,\text{atm}

1.20\,\text{atm}