0.90g of an organic acid on combustion give 0.88g of CO2 and 0.18g of H2O if the vapor density of acid use was 45 calculate the molecular mass

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

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.

ok whats the question if not i cannot you i need question and need a thing to answer

the answer your looking for is c).