pls tell me some important questions about acid bases and salt class 7th
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Heya friend here is your answer......
Acids are sour in taste.
The chemical nature of such substances is acidic.
Acid turns blue litmus red.
It gives hydrogen ion when dissolves in water.
Do not give any colour with phenolphthalein indicator.
Do not absorb carbon dioxide gas.
Acids do not react with ammonium salt.
hope it helps uh....
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