An Ideal Gas Has a Pressure of 2 $30 ^ { \circ } \mathrm { C }$

Multiple Choice

An ideal gas has a pressure of 2.5 atm, a volume of 1.0 L at a temperature of $30 ^ { \circ } \mathrm { C }$ How many molecules are there in this gas? $\left( R = 8.31 \mathrm {~J} / \mathrm { mol } \cdot \mathrm { K } , 1.00 \mathrm {~atm} = 101 \mathrm { kPa } , N _ { \mathrm { A } } = 6.022 \times 10 ^ { 23 } \right)$

A) $6.1 \times 10 ^ { 23 }$
B) $2.3 \times 10 ^ { 23 }$
C) $2.4 \times 10^{22}$
D) $6.0 \times 10^{22}$