This diagrams represents... a
a pure substance containing diatomic molecules
b
a pure substance containing compounds
c
a mixture containing compounds
d
a mixture of atoms

Why are the trends and exceptions to the trends in ionization energy observed?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate