Chemical analysis of vitamin D3 yields the following composition: 84.31% C, 4.16% O, and 11.53 H with a molar mass of 384 g/mol. what are the empirical and molecular formulas for vitamin D3?

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.

how important do you think an instrument is to the musician who plays it?