Which statement best describes a mole? it is 12 units of a given substance. It contains 6. 02 1023 grams of sodium chloride. It is the mass of 12 carbon atoms. It contains 6. 02 1023 particles of a given substance.

answer:

9+10= 21

explanation:

answer:

man up and ask her just be nice and tell the truth it may work all you need to do is treat her right and be respectful.

explanation:

its just knowledge

answer:

Egg cells all contain an X chromosome, while sperm cells contain an X or Y chromosome.

Explanation:

This arrangement means that it is the male that determines the sex of the offspring when fertilization occurs.