Question

complete the following equation :​

Answer 1

Answer:

1.iron + water + oxygen → hydrated iron

2. sodium bicarbonate plus acetic acid equals sodium Acetate plus water plus carbon dioxide

3.Carbon dioxide reacts with limewater (a solution of calcium hydroxide, Ca(OH) 2), to form a white precipitate (appears milky) 

4.CuSO4 (aq) + Fe (s) -> FeSO4 (aq) + Cu(s).

Explanation:

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Answer 2

Answer:

(a) iron + oxygen + water ➡ hydrated iron.

(b) vinegar + baking soda ➡ sodium acetate

(c) carbon dioxide + lime water ➡ calcium hydroxide

(d) copper sulphate + iron ➡ FeSO4 + Cu