B) Look at the reaction below: (show working out) 2S02 +02 >2S03, Find the energy is released if 1mol of sulphur dioxide reacts with oxygen. need help asap!!

What is the molar mass of a gas that has density of 2.054 g/l

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.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest