Please help :( or at least tell me how to find it out

The study of witch tree monkeys feed in is part of the science life

All motion is caused by force? true or false

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.