What is the momentum of an object with a mass of 83 kg and a velocity of 7.8 m/s

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)

Which compound most likely has the greatest bond energy?

Me as soon as possible! me as soon as possible!