It was a cold December night many, many, years 1___ ___ when young 2___ ___ ___ ___ ___ decided to have some 3___ ___ ___ with his friends. He found a 4___ ___ ___ and brought it home.

Identify one disadvantage to each of the following models of electron configuration: dot structures arrow and line diagrams written electron configurations type in your answer below.

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

Complete the sentence. the lower the hydrogen ion concentration, the the ph. higher lower closer to 7 closer to 0