Explanation:
gas
liquid
solids
are the 3 states of matter
Radium, which has an atomic number of 88. The Alkaline earth metals are in the second column of the Periodic Table. Hope this helps!
This is about 6-12 days after ovulation
For example, the atomic mass of an oxygen atom is 16.00 amu; that means the molar mass of an oxygen atom is 16.00 g/mol. Further, if you have 16.00 grams of oxygen atoms, you know from the definition of a mole that your sample contains 6.022 x 10^23 oxygen atoms.