A chemical compound containing hypothetical elements Av, Bw, Cx, Dy, Ez has mass percentages of 20.762% Av, 10.723% Bw, 41.608% Cx, 10.127% Dy, and 16.780% Ez. Determine the molecular formula if the molar mass of the compound is 2120.19 g/mol.   Atomic Mass: Av: 18.25 g/mol Bw: 4.32 g/mol Cx: 26.82 g/mol Dy: 8.16 g/mol Ez: 12.48 g/mol

Chemistry: An Atoms First Approach
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ISBN:9781305079243
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Chapter5: Stoichiometry
Section: Chapter Questions
Problem 93E
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A chemical compound containing hypothetical elements Av, Bw, Cx, Dy, Ez has mass percentages of 20.762% Av, 10.723% Bw, 41.608% Cx, 10.127% Dy, and 16.780% Ez. Determine the molecular formula if the molar mass of the compound is 2120.19 g/mol.

 

Atomic Mass:

Av: 18.25 g/mol

Bw: 4.32 g/mol

Cx: 26.82 g/mol

Dy: 8.16 g/mol

Ez: 12.48 g/mol

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