Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter3: Mass Relations In Chemistry; Stoichiometry
Section: Chapter Questions
Problem 84QAP: Suppose that the atomic mass of C-12 is taken to be 5.000 amu and that a mole is defined as the...
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Question
Find the number of moles of the indicated element
a) 9.75 g of B2O3
b) 187.2 mg of Na2B4O7 . 10H2O
c) 3.96 g of Mn3O4.
d) 234 mg of CaC2O
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