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Verbal·Standard English Conventions·Boundaries

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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?

A

compound, quindoxin (${\text{C}}_8{\text{H}}_6{\text{N}}_2{\text{O}}_2$),

B

compound quindoxin (${\text{C}}_8{\text{H}}_6{\text{N}}_2{\text{O}}_2$)

C

compound quindoxin (${\text{C}}_8{\text{H}}_6{\text{N}}_2{\text{O}}_2$).

D

compound, quindoxin (${\text{C}}_8{\text{H}}_6{\text{N}}_2{\text{O}}_2$)