Analysis of a 0.330-g sample of a compound shows that it contains 0.226 g chromium and 0.104

Question:

Analysis of a 0.330-g sample of a compound shows that it contains 0.226 g chromium and 0.104 g oxygen. What is the empirical formula?

Strategy

The strategy is outlined in the following diagram.

The mass composition values are converted to moles using periodic table information and the molar values converted to whole numbers.

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Chemistry Principles And Practice

ISBN: 9780534420123

3rd Edition

Authors: Daniel L. Reger, Scott R. Goode, David W. Ball

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Question Posted: Dec 24, 2023 11:34 PM

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Analysis of a 0.330-g sample of a compound shows that it contains 0.226 g chromium and 0.104

Question:

Mass composition Molar mass of elements Moles of each element Divide by smallest number Empirical formula as fraction Multiply to eliminate fraction Empirical formula

Step by Step Answer:

First determine the number of moles of each element present in the sa...View the full answer

Chemistry Principles And Practice

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