What do all acids have in common?
OA. They are all dangerous.
B. They are all salts.
C. They all contain hydrogen.
D. They all contain oxygen.



Answer :

Final answer:

Acids share common properties like sour taste, color-changing ability with indicators, and reaction with metals.


Explanation:

Acids are defined as molecular compounds containing hydrogen atoms that produce hydrogen ions (H+) when dissolved in water. They have a sour taste, turn litmus red, and react with metals to form metal ions and hydrogen. All acids share these common properties, showcasing their acidic nature.


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