Question

which of the following statements about acids are true?

1. an acid is used in car batteries.
2. a component of vinegar is an acid.
3. acids are used for cleaning metals.

1 and 3 only

2 and 3 only

1 and 2 only

all of 1, 2, and 3

neither 1, 2, or 3

Explanation:

1. Car batteries use sulfuric acid (an acid).
2. Vinegar contains acetic acid (an acid).
3. Acids like hydrochloric acid clean metals by removing rust.

Answer:

All of 1, 2, and 3