$n = moles$
$P = Presure$
$V = Volume$
$R = idealgasconstent = 8.314 joules * mol^-1 * K^-1 = 0.08206 atm * K^-1 * mol^-1 = 62.36 L * torr * mol^-1 * K^-1$
$n=\frac{PV}{RT}$
|var|other var|equation| |—|—|—| |p| is inversely proportional to V| $P_1V_1=P_2V_2$| |p| is directly proportional to T| $\frac{P_{1} }{T_{1}}=\frac{P_{2} }{T_{2}}$| |p| is directly proportional to n| $\frac{P_{1} }{T_{1}}=\frac{P_{2} }{T_{2}}$| |v| is directly proportional to n| $\frac{ V_{1}}{n_{1}}=\frac{ V_{2}}{n_{2}}$| |v| is directly proportional to T| $\frac{ V_{1}}{T_{1}}=\frac{ V_{2}}{T_{2}}$|