General Chemistry: Principles And Modern Applications Plus Mastering Chemistry With Pearson Etext -- Access Card Package (11th Edition)
11th Edition
ISBN: 9780134097329
Author: Ralph H. Petrucci, F. Geoffrey Herring, Jeffry D. Madura, Carey Bissonnette
Publisher: PEARSON
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Question
Chapter 3, Problem 101IAE
Interpretation Introduction
Interpretation:
The percentage of magnesium chloride in the sample should be determined along with the reason for poor precision of this calculation.
Concept introduction:
Number of moles is equal to the ratio of given mass to the molar mass.
The mathematical expression is given by:
Number of moles =
Molar mass of the molecule is equal to the sum of the masses of atoms present in the molecule.
Molecular formula is defined as the formula in which elements are present in actual numbers in a compound.
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General Chemistry: Principles And Modern Applications Plus Mastering Chemistry With Pearson Etext -- Access Card Package (11th Edition)
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