A pure crystalline substance is a substance with an almost perfect regular and periodic pattern in a solid state. This makes this type of substance a hard one compared to an amorphous substance which is soft because of the irregular pattern within.
Answer:
Molecules make scents. Aromatic ones (That is, containing rings of carbon atoms with delocalised electrons). Some unpleasant smells are due to hydrogen and sulphur groups.
Explanation:
Answer: The law of corresponding states is an empirical law according to which the equations of states for real gases are similar when these gases are expressed in reduced temperature, pressures, and volumes at critical point.
Answer:
<h3>I think, berryllium oxide, is answer. </h3>
Explanation:
<h3>Hope it helps you....</h3>
Answer:
POH=8
Explanation:
PH = -log( H+concentration)
PH = 6
POH = 14 - PH = 8
