Le Chatelier’s Principle, pH, & Ocean Acidification
What has occurred in the ocean in the past 200 years?
The pH has dropped to 8.1
Label:
HCO3 (aq) + OH (aq) <--> H2O(l) + CO3(aq)
BLA: HCO3
BLB: OH
CA: H2O
CB: CO3
Massfield --> Moletown
We produce 35.9 AlCl3. How many moles of Cl2 are used?
2Al(s) + 3Cl2(g) ---> 2AlCl3(s)
In notebook 46
Calculate molar mass for:
Cu(CO3)2
In page 36 notebook
How is hydrogen bonding usually represented?
Dotted line, connects hydrogen bonded hydrogen
What does CO2 dissolve in H2O make and what can this substance do in the ocean?
Carbonic acid
What pH does an acid have?
Calculate #mol BF3 produced if 6.98g F2 are needed.
BCE: 2B(s) + 3F2(g) ---> 2BF3(s)
In notebook
Solve for single displacement:
Ba(s) + Al2(SO4)3(aq)
BaSO4(aq) + Al(s)
What are intermolecular forces?
Forces of attractions or repulsion between separate molecules
CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)
a) concentration increasing CH4
In page 58 notebook
What is a base used in?
Its use in cleaning products
Calculate the Molarity of solution prepared by dissolving 79.368 g InPO4 in enough water to make 40.85 L of solution.
In notebook 38
Classifying chemical reactions:
__Zn3CO3 + __ AlF3 ---> __Zn3F2 + __ Al2(CO3)3Its a double displacement
Write chemical formula of:
Indium Chlorate
In+3 (ClO3)3
CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)
b) Decreasing pressure
In notebook 58
What does Reversible Reaction(RR) mean?
Chemical reaction where products can react to reform reactants
Calculate Limiting Reactant: you need to make burgers for a party.
In Fridge: 22 buns, 24 patties, 13 cheese, 16 lettuce, 30 tomatoes, 3 pickles, 3 onions
Classifying chemical reactions:
__Cl2 + __ KBr ---> __KCl + __ Br2
Its a single displacement
Write chemical formula of:
Ammonium Sulfite
(NH4)2 SO3
CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)
c) Increasing temperature
In page 58 nogtebook
Calculate the [H+1] in an aqueous solution at 25C with 1.0 X 10-7 M OH-1
Determine the solution type.
In notebook 55
Calculate #mol Oxygen required to react with 4.30 mol propane (C3H8).
BCE: C3H8(g) + 5O2(g) ---> 3CO2(g) + 4H2O(g)
In notebook 43
Balancing chem equations:
__H2SO4(aq) + __NaOH(g) ---> __Na2SO4(g) + __H2O (g)
1.
2. 2
3.
4. 2
Write name:
Co (MnO4)3
Cobalt 3 Permangenate