Calculate the molecular formula for the following: 6. A compound is 40.0% C, 6.7% H and 53.3% O. The mass of the compoun

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Calculate the molecular formula for the following:
6. A compound is 40.0% C, 6.7% H and 53.3% O. The mass of the
compound is 60g/mol.
7. A compound is 44.4% C, 6.21% H, S 39.5% and 9.89% O with a
mass of 162g/mol
8. A compound is 19.8% C, 2.5% H, 11.6% N and 66.1% O with a
mass of 120g.
9. A compound is 17.900g C, 1.680g H, 4.225g O, 1.228g N with a
mass of 285g.
10. A com pound contains 94.1g O and 5.9g H with a mass of
34g.