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Which of the following is true about acids?
a. most acids are sour.
b. most acids corrode metals.
c. every acid contains hydrogen.
d. acids have a ph of greater than

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Beth1309
The answer is C which is why we measure things on a pH scale.

Some examples of acids are HCl and H2SO4. (These are the only ones I can remember atm) but as you can see they both contain Hydrogen.

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