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.

8 answers

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

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

what the answer?

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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

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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)