|Question 17Verbal

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Text
In a chemical equation, converting between the mass of the reactants and the mass of the product requires knowing each component's molar mass, a quantification of the average mass of the atoms in a compound. The gaseous _____ has a molar mass of 162.15 g/mol.
Which choice completes the text so that it conforms to the conventions of Standard English?
compound, quindoxin (),
A
compound quindoxin ()
B
compound quindoxin ().
C
compound, quindoxin ()
D