Naturally occurring iron contains:
5.82% 54fe (atomic mass = 53.940 amu)
91.66 % 56fe (atomic mass = 55.935 amu)
2.19% 57fe (atomic mass = 56.935 amu)
0.33% 58fe (atomic mass = 57.933 amu)
calculate the average atomic mass of iron.

Connect the whole numbers on the periodic table to indicate what they represent?

Examine the false statement. compounds are the smallest unit of an element that occur most commonly in nature. select the rewording of the statement that is true. a: atoms are the smallest unit of an element that commonly occur in nature. b: molecules are the smallest unit of an element or compound that commonly occur in nature. c: molecules are the smallest unit of a compound that occur on the periodic table. d: compounds are the smallest unit of an element that occur on the periodic table

What is the equation for calculating rf values