The correct property of an acid from the options provided is:
b. Corrosive
Acids are known to be corrosive, meaning they can react with and potentially damage materials, including metals and living tissues.
- a. Caustic typically refers to bases, not acids.
- c. Decreases concentration of hydrogen ion is incorrect because acids increase the concentration of hydrogen ions (H⁺) in solution.
- d. Slippery feel is also a property associated with bases, not acids.
Therefore, the best answer is b. Corrosive.
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