What happens as the activation energy increases?
EOS
The pressure of the system decreases.
The kinetic energy of colliding molecules changes.
The reactant surface area decreases.
The reaction begins to slow down.

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

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

Find the midpoint of a segment with endpoints of 4-3i and -2+7i