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Formula Mass and the Mole Concept for Compounds …

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Problem 78 Hard Difficulty

Formula Mass and the Mole Concept for Compounds

How many molecules (or formula units) are in each sample?
$$\begin{array}{lllll}{\text { a. } 85.26 \mathrm{gCCl}_{4}} & {\text { b. } 55.93 \mathrm{kg} \mathrm{NaHCO}_{3}} \\ {\mathrm{c} .119 .78 \mathrm{g} \mathrm{C}_{4} \mathrm{H}_{10}} & {\text { d. } 4.59 \times 10^{5} \mathrm{g} \mathrm{Na}_{3} \mathrm{PO}_{4}}\end{array}$$

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Chemistry 101

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Chapter 5

Molecules and Compounds

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Video Transcript

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