What is the approximate mass of a carbon atom in atomic mass units (amu)? How about a carbon dioxide molecule?
A. A carbon atom has a mass of about 12 amu. Carbon dioxide would then have a mass of 44 amu.
B. A carbon atom has a mass of about 12 amu. Carbon dioxide would then have a mass of 28 amu.
C. A carbon atom has a mass of about 6 amu. Carbon dioxide would then have a mass of 22 amu.
D. A carbon atom has a mass of about 6 amu. Carbon dioxide would then have a mass of 32 amu.
Answer: A
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