Question

Which of the following is not a
characteristic of chemical
reactions
O
a change in state
formation of new product/products
heat energy being released or
absorbed
Othere is a gain or loss of mass​

Answer 1

Answer:

gain or loss of mass is not a characteristic of chemical reactions

Answer 2

Answer:

gain or loss of mass is wrong

according to law of conservation of mass, mass wont change before or after reaction

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