Answer:
oh man i haven't taken chemistry but i've seen questions similar to this and i think it's B????? I'm not positive
Explanation:
They are atoms. a molecule is made up of atoms.
I can't fully answer this question because it is incomplete. In order for me to help you, I could just define what a precipitation reaction is and give a concrete example.
A precipitation reaction consists of two aqueous solutions that when reacted together, forms an insoluble salt. For example,
AgNO₃ (aq) + HCl (aq) --> AgCl (s) + HNO₃ (aq)
In this case, the precipitate is AgCl, Silver Chloride, which appears as a white solid.
Answer:
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Explanation: