Question

Can anyone pls give the answer for introduction for acids and bases for class 7(100 words)
Pls answer...... it is urgent

Answer 1

Explanation:

nnngh hmm bbbv

gbmnggbnngghb

Answer 2

Answer:

The substances that taste sour are called acid and their nature is acidic. The term acid is derived from a Latin word acere which means sour.