Can I get help on this please

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.

What mass of glucose is produced when 54g of water react with carbon dioxide

#20 which type of bond is formed when bases pair in dna? ionic bond covalent bond coordinate bond hydrogen bond