Chemistry, asked by marina1, 1 year ago

In a reaction between zinc and hydrochloric acid, the changes accompanying a reaction is-:
1. Evolution of gas and heat
2.Evolution of steam
3. Formation of precipitate
4. Formation of dazzling white light

Answers

Answered by keerthika1998lekha

3

1.evolution of hydrogen gas and heat.

arnav98: approved

Answered by arnav98

3

EVOLUTION OF HEAT AND GAS is the right answer.

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