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Questions and Answers
What is the molecular weight of a substance?
What is medicinal chemistry?
What is Avogadro’s number?
What is a mole?
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What is the molecular weight of 1-octanol?
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How many molecules or formula units are present in 5 grams of mercury(II) iodide?
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If a sample of sulfur contains $3.01 \times 10^{23}$ atoms, what is the mass of the sample?
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How many moles of iron are represented by 100.0 grams of iron (Fe)?
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What is the molecular weight of methanol (CH3OH)?
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Suppose we have 50.0 grams of calcium (Ca). The atomic weight of calcium is 40.08 g/mol. How many atoms are present in this sample?
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