a mass of gunpowder is made of 7.5 kg of potassium nitrate, 1 kg of Sulphur and 1.5 kg of charcoal . find the percentage composition of the Powder
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Answer:
75% potassium nitrate, 10% sulphur and 15% charcoal
Step-by-step explanation:
Total mass = (7.5+1+1.5)kg = 10 kg
% of potassium nitrate = (7.5/10)*100% = 75%
% of sulphur = (1/10)*100% = 10%
% of charcoal = (1.5/10)*100% = 15%
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