Question
Mg+2HCl--->MgCl2+H2
Using the balanced equation, how many moles of H2 will you make if you start with .00082 moles of Mg solid? How many grams of H2 is that?
Using the balanced equation, how many moles of H2 will you make if you start with .00082 moles of Mg solid? How many grams of H2 is that?
Answers
DrBob222
0.00082 mols Mg x (1 mol H2/1 mol Mg) = 0.00082 x 1/1 = mols H2.
grams H2 = mols H2 x molar mass H2.
grams H2 = mols H2 x molar mass H2.