Which of the following statements describes how formula mass and molecular mass differ?
A) A formula mass is measured in amu, whereas a molecular mass is measured in grams/mole.
B) A formula mass is measured in grams/mole, whereas a molecular mass is measured in amu.
C) A formula mass is the mass of one unit of an ionic lattice, whereas molecular mass is the mass of one molecule.
D) A formula mass is the mass of one molecule, whereas molecular mass is the mass of one unit of an ionic lattice.
E) There is no difference between these terms.
Correct Answer:
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