Interpretation:
The ore of iron with greater percent of iron per kilogram needs to be determined.
Concept introduction:
Empirical formula is the simplest formula of any organic or inorganic compound that represents the simple ratio of all atoms present in the molecule. The empirical and molecular formula can be used to calculate the mass percent of each element given in the formula. The mathematical expression for mass percent of element can be shown as:
Answer to Problem 73SSC
Explanation of Solution
Given information:
Hematite (
Molar mass of Fe = 55.8 g/mol
Molar mass of
Molar mass of
Calculate mass percent of Fe:
Thus
Chapter 10 Solutions
Glencoe Chemistry: Matter and Change, Student Edition
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