Answer:
CO2 is a compound cause there is more then one
Answer:
the chemical formula of magnesium hydroxide is Mg(OH)2
Answer:
Experiment plays many roles in science. One of its important roles is to test theories and to provide the basis for scientific knowledge. It can also call for a new theory, either by showing that an accepted theory is incorrect, or by exhibiting a new phenomenon that is in need of explanation.
Explanation:
