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In a compound, the ratio of carbon and oxygen is 1 : 4. Find the percentage of carbon in a compound.1. 20 %2. 10 %3. 5 %4. 80 %5. 25 % |
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Answer» Correct Answer - Option 1 : 20 % Given: Ratio of carbon and oxygen = 1 : 4. Formula used: Percentage of carbon = (Value of carbon/ sum of ratio) × 100 Calculation: Sum of the terms of ratio = 1 + 4 = 5 Percentage of carbon = (1/5) × 100 ⇒ 20% ∴ The percentage of carbon is 20% |
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