The formula of a compound that expresses the smallest whole-number ratio of the atoms present is called the empirical formula.
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Q7: One mole of something consists of _
Q8: A 30.5-g sample of Ca contains how
Q9: How many moles of Ca atoms are
Q10: How many atoms of calcium are present
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A) 79.9
Q13: Which represents the greatest mass?
A) 1.0 mol
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A)
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