Chlorine-the chemical element of atomic number 17, a toxic, irritant, pale green gas
atomic number-the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.
Natural selection, who’s definition is: the process where by organisms better adapted to their environment tend to survive and produce more offspring.
Answer:
<h2>option b exothermic </h2><h3>explained here </h3>
Explanation:
Chemical reactions that release energy are called exothermic. In <u>exothermic</u><u> </u>reactions, more energy is released when the bonds are formed in the products than is used to break the bonds in the reactants. ... Endothermic reactions are accompanied by a decrease in temperature of the reaction mixture.
<h2>hope it helps please give brainliest plz follow </h2>
Explanation:
info gathered b4 and after an experiment is used to confirm or disprove a hypothesis ( educated guess).
It comes from the Greeks and that’s it’s a controversial meaning that’s literally all ik lol hope it helps