Question

What makes lemon and vinegar sour to taste? ​

Answer 1

Answer:

its acidic medium makes it sour

Answer 2

Answer:

The juice of a lemon contains about 5 to 6 percent citric acid, which also gives the lemon its sour taste. Vinegar consists of 5 to 20 percent acetic acid, which is the acid that reacts with baking soda to form carbon dioxide.