Question

Two unknown household items are being tested with litmus paper. Substance A turns red litmus paper blue and Substance B turns blue litmus paper red. Which of the following best explains the results of the experiment?

Both Substances A and B are bases.

Substance A is an acid and Substance B is a base.

Both Substances A and B are acids.

Substance A is a base and Substance B is an acid.

Answer 1

Substance A is a base and Substance B is an acid.

According to the experimental results