Answer: This is called moles
Explanation: This is described to be the number of molecules, atoms or ions in a substance :)
Oil is sucked up through wide floating heads and pumped into storage tanks. Although suction skimmers are generally very efficient, one disadvantage is that they are vulnerable to becoming clogged by debris and ice and require constant skilled observation.
potassium reacts the most vigorously.
Kelvin (K) is the only scale that has a numeral value assigned to absolute zero.
The answer is a, because the population number has increased.
