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Le Chatelier’s Principle, pH, & Ocean Acidification

Acids & Bases, Chemical Equilibrium, & Conjugate Acid-Base Pairs
Stoichiometry
Chemical Reactions
Intermolecular Forces, Names, & Chemical Formulas
100

What has occurred in the ocean in the past 200 years?

The pH has dropped to 8.1 

100

Label: 

HCO3 (aq) + OH (aq) <--> H2O(l) + CO3(aq) 

BLA: HCO3

BLB: OH 

CA: H2O

CB: CO3

100

Massfield --> Moletown 

We produce 35.9 AlCl3. How many moles of Cl2 are used? 

2Al(s) + 3Cl2(g) ---> 2AlCl3(s)

In notebook 46

100

Calculate molar mass for: 

Cu(CO3)2

In page 36 notebook 

100

How is hydrogen bonding usually represented? 

Dotted line, connects hydrogen bonded hydrogen 

200

What does CO2 dissolve in H2O make and what can this substance do in the ocean? 

Carbonic acid 

200

What pH does an acid have?

pH: 0-6.9 
200

Calculate #mol BF3 produced if 6.98g F2 are needed. 

BCE: 2B(s) + 3F2(g) ---> 2BF3(s) 

In notebook

200

Solve for single displacement: 

Ba(s) + Al2(SO4)3(aq)

BaSO4(aq) + Al(s)

200

What are intermolecular forces? 

Forces of attractions or repulsion between separate molecules

300

CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)

a) concentration increasing CH4

In page 58 notebook 

300

What is a base used in? 

Its use in cleaning products 

300

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 

300

Classifying chemical reactions: 

__Zn3CO3 + __ AlF3 ---> __Zn3F2 + __ Al2(CO3)3

Its a double displacement 

300

Write chemical formula of: 

Indium Chlorate 

In+3 (ClO3)3

400

CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)

b) Decreasing pressure 

In notebook 58 

400

What does Reversible Reaction(RR) mean? 

Chemical reaction where products can react to reform reactants 

400

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 

In notebook 50
400

Classifying chemical reactions: 

__Cl2 + __ KBr ---> __KCl + __ Br2

Its a single displacement 

400

Write chemical formula of: 

Ammonium Sulfite 

(NH4)2 SO3

500

CH4(g) + H2S(g) <--> CS2(g) + 4H2(g)

c) Increasing temperature 

In page 58 nogtebook 

500

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

500

Calculate #mol Oxygen required to react with 4.30 mol propane (C3H8). 

BCE: C3H8(g) + 5O2(g) ---> 3CO2(g) + 4H2O(g) 

In notebook 43

500

Balancing chem equations: 

__H2SO4(aq) + __NaOH(g) ---> __Na2SO4(g) + __H2O (g) 

1. 

2. 2

3. 

4. 2

500

Write name: 

Co (MnO4)3

Cobalt 3 Permangenate