Question

According to the law of conservation of matter, which statements correctly describe what happens to atoms during a chemical reaction? Read the choices carefully.

(Select the two correct answers.)

(1 point)
Responses

New types of atoms are often created in the products.
New types of atoms are often created in the products.

The atoms can change into different elements.
The atoms can change into different elements.

Energy is the only thing conserved during a reaction.
Energy is the only thing conserved during a reaction.

Atoms rearrange to create new substances as products.
Atoms rearrange to create new substances as products.

Some reactant atoms are completely destroyed in reactions.
Some reactant atoms are completely destroyed in reactions.

The total number of each atom type remains constant.

Answer 1

Correct answers (choose two):

- Atoms rearrange to create new substances as products.
- The total number of each atom type remains constant.

Explanation: In a chemical reaction atoms are neither created nor destroyed; they are rearranged into different combinations (new substances), so the number of each type of atom is conserved.