oxtonl274 oxtonl274

28-12-2023
Chemistry

contestada

Which of the following sets of empirical formula, molar mass, and molecular formula is correct?
1) CH, 78 g, C₁₃H₁₃
2) CH‚ÇÑN, 90 g, C₃H₁₂N₃
3) CaO, 56 g, Ca₂O₂
4) C₃H‚ÇàO, 120 g, C₃H‚ÇàO₂

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