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Which of the following substance is not an acid?

Substance A is tested and found to have a pH of 3
Substance B, a common food, tastes sour.
Substance C causes metals to corrode.
Substance D feels slippery in solution

User Timmos
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2 Answers

3 votes
Substance B, a common food, tastes sour.
User Collin Grady
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4 votes
D. I took chem 20 last semester and we learned that bases taste bitter and feel slippery, while acids on the other hand are sour. 
User Wasif Hyder
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