5. Zinc reacts with hydrochloric acid to produce hydrogen gas and zinc chloride according to the equation below. If 2.88 g of zinc reacts with excess hydrochloric acid
at 25 °C and 1.50 atm, what volume of hydrogen gas will be produced?
Zn(s) + 2HCl(aq) → H2(g) + ZnCl2(aq)

s

Explanation:

може ли да зареждате повече информация, моля

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.