CH-2055
Empirical and molecular formulae
Chemistry · Secondary 4 · Medium · Empirical and molecular formulae
A compound contains 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. What is its empirical formula?
(Relative atomic masses: C = 12, H = 1, O = 16)
(Relative atomic masses: C = 12, H = 1, O = 16)
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