Given: 2NaCl the 2 is:

A. a coefficient that represents the number of sodium atoms in the molecule.
B. A subscript that represents the number of sodium atoms in the molecule.
C. A coefficient that represents the number of sodium chloride molecules.
D. A subscript that represents the number of sodium chloride molecules.

The answer to your question is the letter C.

Explanation:

Data

        2NaCl

When we write molecules we use numbers in two main different ways.

If the coefficients are at the beginning of the molecule, this number indicates the number of molecules presented.

If there are subscripts, this number indicates the quantity of that specific element.

So the correct answer is letter C because it describe the correct function of this coefficient.

why is cellular respiration important for homeostasis?

it changes food into energy that the organism can use.

which of the following is most likely to happen if a cell is not able to divide?

the cell will not be replaced when it is damaged.

explanation:

thats how its supposed to be