Which element has the highest first ionization energy? A) Si
B) P
C) S
D)Ci
And why?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?