Rank the following sets of substituents in order of priority (highest on the left) according to the Cahn-ingold-Prelog sequence rules.
-N(CH) -OCH, NH(CH), -OH
1. 2. 3. 4

a. 2>4>1>3
b. 2>4>3>1
O c4>2 >1>3
d. 3>4 >1 > 2

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution