Calculate the amount in moles in each of the following quantities: 3.01 x 1023 atoms of Rb

8.08 x 1022 atoms of Krypton

5 700 000 000 atoms of Pb

i think its 5049.

i hope this !

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.