Question

Gunpowder contains 75/100 of nite and 10/100 of sulphur,and rest of it charcoal. Find the amount of charcoal in8kg of gunpowder

Answer 1

% of Nitrogen = 75%

% of Sulfur = 10%

% of Charcoal = 100-75-10 = 15%

Mass of Charcoal in 8 kg of Gunpowder is 15% of 8, i.e

(15/100)*8 = 1.2 kg