Look carefully at the marked physiographic ocean chart. are the locations of earthquakes and volcanoes randomly scattered over the earth or do they seem to be more concentrated in certain areas. explian your reasoning.

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.