According to the law of conservation of matter, which statement about chemical reactions is true? A.
Atoms are created by some reactions and destroyed by others.
B.
Atoms cannot be created or destroyed by chemical reactions.
C.
Energy is created as atoms are destroyed in chemical reactions.
D.
Every atom destroyed in a chemical reaction must be replaced.

B

Explanation:

Atoms, like energy, cannot be created or destroyed, therefore the answer is B

demand is the need and oportunity to buy a given good or service.

the wants of children today than in colonial times are very different. as well as the roles. children now have electronics such as phones, tablets, tvs, etc. back then, kids didn’t have electronics. in the colonial times, children were expected to their parents in their work. but now, children are expected to go to school.

hope i

-lavira : )