Lloyd tries to convince Cole to get on the team, but Cole refuses, being sick of fighting, Serpentine, Nindroids, and Jay. Meanwhile, a huge chunk of wood rolls towards the people of Ninjago, so Cole makes rocks to stop it.
Density is defined as the mass per unit volume of a substance. It  is calculated by dividing the mass in kilograms by the volume in  cubic meters, and is usually expressed iâ¦n kilograms per cubic meter  or grams per cubic centimeter. Enthusiastic towards realizing the self and now realized who I am.
Parts per million - ppm. ppm - parts per million - commonly used as a unit of concentration. Parts per million - ppm - is commonly used as a measure of small levels (concentrations) of pollutants in air, water, body fluids, etc. Parts per million is the mass ratio between the pollutant component and the solution - and ppm is defined as. ppm = 1000000 mc / ms.