Third Regents Review (Tests 6 + 7) Flashcards
(4 cards)
1
Q
What describes the change that happens to the reaction pathway and activation energy when a catalyst is added to a reaction?
A
A different pathway with lower activation energy
2
Q
What is a hydronium ion?
A
H3O+
3
Q
A tenfold increase in hydronium ion concentration does what to pH?
A
Lowers it by 1
4
Q
How do you know what elements on the periodic table are chemically close?
A
They are in the same group (column)
