Convert 0.200 mol of sodium bicarbonate to grams of sodium bicarbonate?

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.

Correct relationship between molecular formula and empirical formula

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