I will mark brainliest if someone answers this question correctly. :) Which of the following steps can be used to identify an acid-base reaction?

A) Check whether the products are an acid and a base.
B) Check whether the reactants are an acid and a base.
C) Check if the ions of two compounds exchange places.
D) Check if one element replaces another element in a compound.

In 2002, the rare earth elements mine in mountain pass, california was closed because

May someone me with these science questions

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.