The diagram below represents reaction of reactant A and reactant B combining to form product C. Reactant A illustrates an example of which of the following?
Molecules of an element
0
Atoms of an element
Molecules of a compound
O A mixture

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.

it's c (engineer's do their work with mechanical stuff not on any living being)

if the temperature drops and becomes cool

then the atmosphere can be freezing as the water vapor in the air is at maximum (100%) and can be severely cold

also can be snowing lightly as the moisture in the air will start to solidify

and btw this is not chemistry but