Question

What is the empirical formula of a compound known to contain 28.03% Ca, 49.59%Cl, and 22.38% O by mass? a) Ca2ClO4 b) CaCl2O3 c) CaClO3 d) CaCl2O4 e) Ca2Cl4O4 f) no correct response

          What is the empirical formula of a compound known to contain 28.03% Ca, 49.59%Cl, and 22.38% O by mass?
a) Ca2ClO4
b) CaCl2O3
c) CaClO3
d) CaCl2O4
e) Ca2Cl4O4
f) no correct response

Added by Timothy G.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Ma Ednelyn Lim

03/31/2022

Step 1

Given percentages: - 28.03% Ca - 49.59% Cl - 22.38% O Moles of Ca = 28.03 g / 40.08 g/mol = 0.699 mol Moles of Cl = 49.59 g / 35.45 g/mol = 1.399 mol Moles of O = 22.38 g / 16.00 g/mol = 1.399 mol Show more…

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What is the empirical formula of a compound known to contain 28.03% Ca, 49.59% Cl, and 22.38% O by mass? a) Ca2ClO4 b) CaCl2O3 c) CaClO3 d) CaCl2O4 e) Ca2Cl4O4 f) no correct response