WHAT IS STP? Share with your friends Share 0 Namitha Liz Sabu answered this Standard Temperature and Pressure 3 View Full Answer Shobitha answered this STP means Standard Temperature & Pressure.273 k & 1 atm pressure is called STP 1 Sreelakshmi answered this STP means standard temperature and pressure.In STP temperature will be 273k & pressure will be 1 atm. 1 Fathima answered this Standard temperature in 273K and pressure at1atm 0
