1. What is the molecular formula if the empirical formula is C2Hs and the molecular molar mass is 58.14 g/mol? A. C2H5 C. C.H25 D. CaHa B. CAHI0 2. What is the molecular formula for a compound with the empirical formula: CaCl2 and a molecular mass of 330g. A. Ca2Cl4 B. CasClo C. CasCl, D. CasCls

1. What is the molecular formula if the empirical formula is C2Hs and the molecular molar mass is 58.14 g/mol? A. C2H5 C. C.H25 D. CaHa B. CAHI0 2. What is the molecular formula for a compound with the empirical formula: CaCl2 and a molecular mass of 330g. A. Ca2Cl4 B. CasClo C. CasCl, D. CasCls

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter3: Stoichiometry

Section: Chapter Questions

Problem 151AE: A 0.755-g sample of hydrated copper(II) sulfate CuSo4xH2O was heated carefully until it had changed...

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Question

answer 1 and 2

1. What is the molecular formula if the empirical formula is C2Hs and the molecular molar
mass is 58.14 g/mol?
A. C2H5
C. C.H25
D. CaHa
B. CAHI0
2. What is the molecular formula for a compound with the empirical formula: CaCl2 and
a molecular mass of 330g.
A. Ca2Cl4
B. CasClo
C. CasCl,
D. CasCls

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