Acids and Bases
What is the pH range of an acid?
0-14
What does ↑ and ↓ mean in the reaction?
↑ gas, ↓ precipitate
Which interconversion reactions are exo and which are ends?
exo: freezing, condensation, depostion
endo: melting, sublimation, evaporation
What is so fragile just saying its name will break it?
Silence
What is the name given to a compound that can act as both an acid and a base?
Amphoteric
What are the 3 conditions for collision theory?
sufficient kinetic energy
correct mutual orientation
collision between the particles
Name all 4 equations for 1mol
=22.4l STP
=24l r.t.
=6.02*10^23 particles
=Ar
In greek mythology, who is the god of the sea?
Poseidon
What indicator is commonly used to determine the pH of a solution?
litmus paper
Catalysts make reactions faster. What makes them slower?
Inhibitors
How many liters of H2 is from 6.2 moles of H2O
138.88 liters
Which US city has the name of one of the earlier presidents?
Washington
A substance that changes color in the presence of an acid or a base
An indicator
Name the catalyst which takes place in the decomposition reaction of H2O2
MnO2 (Manganese(lV) oxide)
FeS2 + O2 --> Fe2O3 + SO2
Balance the reaction.
4FeS2 + 11O2 -->2Fe2O3 +8SO2
What kind of fish are Nemo and his dad?
Clownfish
What will happen if we react an acid and a base together, and what will be produced?
Neutralization reaction, salt and water.
When pressure in solids is high, the rate of reaction is low. True/False and why?
FALSE. There is no pressure in solids:)
What is the name of the process when bonds are broken?
Dissociation!!!!!
What is the name of the smallest country in the world, located within the city of Rome?
Vatican City