Answer:
the answer would be C. Thank you god bless you.
Explanation:
Answer:
Ethanol
Explanation:
2 C atoms and a single OH group.
Formula: C2H5OH

<em>Chemists use the mole unit to represent 6.022 × 10 23 things, whether the things are atoms of elements or molecules of compounds. This number, called Avogadro's number, is important because this number of atoms or molecules has the same mass in grams as one atom or molecule has in atomic mass units. </em>
hope helpful~
Answer:
B. People live longer than they used to
Explanation:
None of the other answers are correct.
Answer= C) CN contains a covalent bond.