Which of the following has the most kinetic energy?
A car traveling at 80 kph. incorrect answer
B tractor-trailer traveling at 80 kph. incorrect answer
C cheetah running at 80 kph. incorrect answer
D motorcycle traveling at 80 kph.

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.