Question

How many grams of magnesium oxide can be produced when 125 g Mg react with 102 g O2?
Unbalanced equation: Mg + O2 → MgO
Show, or explain, all of your work along with the final answer.

Answer 1

@kewlgeek555

Answer 2

M(MgO) = M(Mg) + M(O) = 24,3+ 16 = 40,3 g/mol

From the equation :

2 mol of Mg -----> 2 mol of MgO

5,144 mol of Mg -----> 5,144 mol of MgO

m(MgO) = M(MgO) x n(MgO) = 40,3 x 5,144 = 207,3 g of MgO

Answer 3

i dont know if this is right though might want to check @CaseyCarns