Please Help!!!!


2) ____S + ___O2 → ____SO3

1- How many moles of sulfur must be burned to give 0.567 moles of SO3?
2-How many moles of SO3 can be produced from 65.2 moles of O2?

3)____NaOH + _____Al →_____ Na3AlO3 +_____H2

1-How many moles of aluminum are required to produce 0.58 moles of hydrogen gas?
2- How many moles of Na3AlO3 can be formed from 7.24 moles of NaOH?
3-How many moles of NaOH are required to produce 3.5 moles of hydrogen gas?