What are the ingredients for mustard gas?askin for a friend

How many moles of gas are present if p=11 atm, v=12l, t=185k?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)