Choose the correct arrangement to obtain iron III hydroxide from iron II oxide A adding dilute acid - adding ammonia solution
B oxidation - adding dilute acid- adding ammonia solution
C reduction - adding dilute acid - oxiadtion
D oxidation - adding concentrated acid - adding ammonia solution

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.