diegocastaneda546 diegocastaneda546 19-02-2021 Chemistry contestada Question 2 (1 point) N2 + 3H2 --> 2NH3 How many moles of N2 are needed to produce 4.5 moles of NH3? 2.25 moles 3 moles b 4.5 moles d 1 mole Question 3 (1 point)