False. Pb is lower than Al in the reactivity series. It cannot replace aluminium in AlCl3
Answer:
high ph -basic,low pH -acidic
Explanation:
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Acetic acid, phosphoric acid, hydrochloric acid.
sodium bicarbonate, magnesium hydroxide, aluminum hydroxide
calcium carbonate, sodium bicarbonate, magnesium sulfate.
Calcium Carbonate + Hydrochloric Acid
CaCO₃ +HCl ⇒ CaCl₂ + H₂O + CO₂