Question

tell me which one is the example of a reaction showing a change in the state of matter.

1. magnesium + oxygen is equal to magnesium oxide

2. potassium iodide + lead nitrate is equal to potassium nitrate is lead iodide

3. zinc + sulphuric acid is equal to ZnSO4 + H2

thank you so much.​

Answer 1

Answer:

(2) is the correct answer mate

Explanation:

Hope this helps uhh❤❤

Answer 2

tell me which one is the example of a reaction showing a change in the state of matter.

1. magnesium + oxygen is equal to magnesium oxide

2. potassium iodide + lead nitrate is equal to potassium nitrate is lead iodide ✔︎

3. zinc + sulphuric acid is equal to ZnSO4 + H2