Which substance is most likely to form in a precipitation reaction? A) calcium nitrate

B) copper(I) nitrate

C) iron(I) chloride

D) iron(II) sulfide

E) potassium sulfate

(d) Iron (II) sulfide (FeS) is precipitated most likely and is an renowned ore of iron. (e) Potassium sulfate (K₂SO₄) is like to remain mostly in its ionic form and has less tend to precipitate. Thus FeS will be more likely to be precipitated.

Explanation:

Brainliest please?

i think it's c. i'm not sure but i think so.

it would be b. 6co2 + 6h2o --> c6h12o6 + 6o2