Answer:
yes the ones u chose are correct.
Explanation:
Ill say <span>calcium hydroxide but hope this helps :)</span>
Answer:
Around 450 B.C.
Explanation:
The idea was forgotten until the 1800 when John Dalton re-introduced the atom.
Answer:
i thin its a solution with the pH of 3
Explanation:
i don't understand the third choice
