How many molecules are contained in 20.15 g of H2SO4 (Given atomic masses: H = 1.01, S = 32.06, 0 = 16.00). Use the proper number of significant figures.
A.)2.473 x 1023
B.)20.15
C.)1.213 x 1025
D.)1.237 x 1023

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

jjj89t'ji; it hink the answer is your mom is not si

fe 55.85 g/mol and h2o 18.02 g/mol.