Your teacher directs you to combine two liquid substances into a flask. after you combine them, you notice that the flask feels cold when you touch it. which if the following best depicts what happened? a: an endothermic reaction has taken place b: an exothermic reaction has taken place c: the liquid has reached its freezing point d: you have made an error because the flask should have gotten warmer, not colder

Answer : The correct option is (A).

Explanation :

In general, endothermic process absorbs heat and cool the surrounding.

In general, exothermic process releases heat and rise the temperature of surrounding.

i think so it’s will be b yes i believe its

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.