2. One of the following is not a property of a mixture a. always has the same composition
b. is a physical blend of two or more substances
c. each component retains its own identity
d. can be separated into components

What are the first three quantum numbers for the electrons located in subshell 2s?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

Type the letter that represents the correct location for each particle type below. the neutron is found at __ the electron is found at __ the proton is found at __