Use the equation to the right for questions 1-3 2MgO(s) 2Mg(s) + O2(g) 1. If 5.00 moles of MgO decompose, how many moles of oxygen gas should be produced?
2. How many moles of MgO are needed to produce 4.5 moles of oxygen gas?
3.If 6.50 moles of magnesium are produced, how many moles of oxygen will be produced?

Use the equation to the right for questions 4-5 N2(g) + 3H2(g) 2NH3(l)
4.Suppose 3.00 moles of N2 react with excess hydrogen. How many molecules of ammonia will be produced?
5.If a chemical company needs to produce 1.66 x 1024 molecules of NH3, how many moles of hydrogen gas would be required?