Gas A: 5 liters at 20 °C Gas B: 5 liters at 10 °C
Gas C: 5 liters at 40 °C
Gas D: 5 liters at 30 °C

Which gas has the greatest average molecular kinetic energy?

Gas A
Gas B
Gas C
Gas D

And a) oxygen i believe

1.75 is the weight of one medium egg

Rate law for this reaction israte of the reaction = k[a]²[b].second order in a  means concentration of a in power of two, and  first order in b means concentration of b in power of one.