in the equation pv=nRT how many state variables are present Share with your friends Share 0 Jyotika Dalal answered this In the equation, PV = nRT The state variables are P, V, T and n. Regards 5 View Full Answer Monica answered this State variable also called a state function and in equation PV=nRT Pressure, volume and Temperature are the state variables.. 3 Princy answered this P , V , T are the state function means state variable . HOPE IT WILL HELP U :) 1