Le Chatelier’s Principle, pH, & Ocean Acidification
What did the ocean do to balance ↑C02 in atmosphere?
The ocean takes in more C02.
Label the acids and bases in this equation in its order
H20 (&) + HF (aq) <---> F-1 (aq) + H30+1 (aq) ?
BLB, BLA, CB, CA
What is the limiting reaction if there are 56 marshallows, 120 graham crackers, 232 chocolate in store and the recipe consists of 2 marshmallows, 4 graham crackers, and 8 chocolate?
Marshmallows
Calculate MM for Al2 (SiO3)3 = Aluminum Silicate
282.23 g/mol
What are intermolecular forces?
Forces of attraction between molecules
The ocean absorbs about 30% of gas in the atmosphere. Which is the main cause of ocean acidification.
Carbon Dioxide
What do acids do to become a conjugate base?
Calculate the #g O2 needed if 8.35x1026 molecules (molc) CO2 form? BCE: C3H8 + 5O2 (g) ---> 3Co2 (g) + 4H20 (g)
740x104 = g O2
For determining products for single displacement rxn if its less reactive what occurs?
No reaction
What is hydrogen bonding?
A strong intermolecular force that occurs when hydrogen is bonded to nitrogen, oxygen, or fluoride
2H20 (g) <---> 2H2 (g) + O2 <H=485KJ
Is H2 concentration increasing or decreasing?
Decreasing
What do bases do to become a conjugate act?
Accepts a proton
Calculate #mol Fe needed if 5.73g Fe2O3 are produced? BCE: 4Fe (s) + #O2 (g) ---> 2Fe2O3 (s)
0.0718 mol Fe
What type of reaction occurs when two substances combine to form one?
Synthesis reaction
What is the name of the chemical formula NaCl?
Sodium Chloride
2H20 (g) <---> 2H2 (g) + O2 <H=485KJ
Is pressure increasing or decreasing?
Increasing
What state occurs at the same rate as RR in chemical equilibrium?
FR
Calculate the molarity of solution prepared by dissolving 79.368 g InPO4 in enough water to make 40.85L of solution?
0.009 m InPO4
What type of reaction occurs when one compound breaks down apart into smaller substances?
Decomposition reaction
What is the chemical formula for calcium chloride?
CaCl2
2H20 (g) <---> 2H2 (g) + O2 <H=485KJ
Is the temperature increasing or decreasing?
Right, decreasing
Calculate the [OH-1] in a aqueous solution at 25*C with 1.0x10-7 m OH-1.
Determine the solution type?
[H+] = 1.0x10-7m / Neutral
Calculate #mol C4H10 needed when 5.7 mol Co2 is produced. BCE: 2C4H10 (g) + 13O2 (g) ---> 8Co2 (g) + 10H20 (g)
1.425 mol O2
Balance the equation.
F2 (g) + AgCl (aq) --->?
No reaction
What is the chemical formula for magnesium oxide?
MgO