Chemistry
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#empiricalformula #numerical
Percentage Composition
A compound contains 40% carbon, 6.7% hydrogen, and 53.3% oxygen. Find its empirical formula.
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Admin User
Answered 2025 years ago
Assume 100 g compound → C = 40 g, H = 6.7 g, O = 53.3 g. Convert to moles: C = 40/12 ≈ 3.33, H = 6.7/1 ≈ 6.7, O = 53.3/16 ≈ 3.33. Divide by the smallest: C₁H₂O₁ → CH₂O.
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