Question

What is stated by the law of conservation of mass? (1 point)

1. Mass is conserved in a chemical reaction but not during a physical change.

2. When a substance transforms from a liquid state to a gaseous state, it loses mass.

3. Two reactants can combine to form a product or greater mass.

4. In a closed system, matter is neither created nor destroyed.

Answer 1

i think 4. In a closed system, matter is neither created nor destroyed

Hope this helped! You can correct me if i'm wrong

Answer 2

what the answer?

Answer 3

someone answer pleaseeee

Answer 4

1. In a closed system, matter is neither created nor destroyed.

2. The mass of water is equal to the combined mass of hydrogen and oxygen.

3. 56 g

4. 18 g



your welcome 100%

Answer 5

@some help is right tyy

Answer 6

some help thx

Answer 7

Thanks so much!

Answer 8

Can someone please post all the answers for "Modern Fission Quick Check" please quickly as possible.

Which fact is true during a fission chain reaction?(1 point)