A student reacts Mg and HCl together. The product of this reaction is H2 gas and MgCl2. The balanced equation for this reaction is Mg + 2HCl → H2 + MgCl2
If I need to create 50 L of H2 how many moles of HCl should I start with?
a) 2.3 mol HCl
b) 4.5 mol HCl
c) 1.1 mol HCl
d) 44.6 mol HCl