PL HEL How does the pH of the mixture change as sulfuric acid is slowly added to a solution of sodium hydroxide? *

The pH decreases to 7 and stops.
The pH increases and may go above 7.
The pH decreases and may go below 7.
The pH increases to 7 and stops.

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.

explanation:

a