Equilibrium
What letter represents the equilibrium constant?
K
NaCl
Sodium Chloride
What type of change is ripping paper?
physical
How many types of stars are there?
6
Which type of reaction combines two elements to make a compound?
combination
What does reaction rate mean?
speed
Iron (III) Oxide
Fe2O3
Which of the following is a chemical change?
- baking cookies
- crushing crackers
- painting a wall
baking cookies
This happens in phase 4 of the Big Bang Theory
Galaxies begin to form
What type of reaction is this:
2AgBr -> 2Ag + Br2
decomposition
What equation helps you find concentration?
M = moles/liters
KMnO4
Potassium Permanganate
Which macromolecule has amino acids as the monomer?
proteins
This is the part of the star that releases light
True or False: reactions do not have to be balanced to be correct
FALSE
What equation do you use to find the equilibrium constant?
K = [products]/[reactants]
Ba3P2
Barium Phosphide
Exothermic
Which phase of the Big Bang Theory is referred to as "hot soup"
Phase 1
Which type of reaction creates CO2 and H2O?
combustion
If your reaction begins with more products, what happens?
reaction shifts to the left to create more reactants
Copper (II) Acetate
Cu(C2H3O2)2
What are two signs of a chemical change?
gas formed, precipitate formed, temperature change, color change
This is the process that powers stars
nuclear fusion
What type of reaction is this:
HCl + NaOH -> NaCl + H2O
double replacement