How many grams of C will be consumed when 5.00 grams of Na₂SO₄ react according to the balanced reaction shown?
Na₂SO₄+ 2 C → Na₂S + 2 CO₂

Question

How many grams of C will be consumed when 5.00 grams of Na₂SO₄ react according to the balanced reaction shown? Na₂SO₄+ 2 C → Na₂S + 2 CO₂

Quizplus · Accepted Answer

The molar mass of Na2SO4 is 142.04 g/mol. 5.00 g of Na2SO4 is 0.0352 mol. According to the balanced equation, 2 moles of C are needed per mole of Na2SO4, so 0.0704 mol of C is needed. The molar mass of C is 12.01 g/mol, so 0.0704 mol of C is 0.844 g.

How Many Grams of C Will Be Consumed When 5