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April 2023 1 8 Report
Determine the molecular formula of each compound from the empirical formula and the molecular weight:

1) E.F. = NaS2O3, mol. wt. = 270.4

2) E.F. = Na2SiO3, mol. wt. = 732.6

3) E.F. = C3H2Cℓ, mol. wt. = 147.0

4) E.F. = NaPO3, mol. wt. = 305.9

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