The Mathematical Expression of the Ideal Gas Law Is
A) $\frac { P _ { 1 } } { T _ { 1 } }$

The mathematical expression of the ideal gas law is

A) P₁V₁ = P₂V₂
B) $\frac { P _ { 1 } } { T _ { 1 } }$ = $\frac { P _ { 2 } } { T _ { 2 } }$
C) $\frac { P _ { 1 } } { V _ { 1 } }$ = $\frac { P _ { 2 } } { V _ { 2 } }$
D) PV = nRT
E) PT = P₁ + P₂ + P₃