EMPIRICAL FORMULA
CLASS 9 & 10 · CHEMISTRY
prostudypk.com · free MCQ tests
REMEMBERCH₂O
- Percent → grams (take 100 g)
- Grams ÷ atomic mass = moles
- ÷ smallest = whole-number ratio
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CLASS 9 & 10 · CHEMISTRY40% C, 6.7% H, 53.3% O. What is the formula?
Empirical formula in 25 seconds
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