Question

How many grams of sulfur are required in the preparation of 35.7 moles of sulfur dioxide Sg + O2 SO2​

Answer 1

• S+O_2-->SO_2

Its balanced already

So

• 1 mol SO_2 require 1 mole sulphur
• 35.7moles require 35.7mol sulphur

Mass of S

• 35.7(32)
• 1142.4g