Cliffs AP Chemistry, 3rd Edition
Step 6: Plug the value for xinto the expression of the equilibrium concentration for NO. [NO]= 2 x= 2(1.50)= 3.00 M Note:You cou ...
Step 4: Rewrite the equilibrium expression in terms of the single unknown. K.. P P p^05035 CO CO^2 ==- ^h Step 5: Rewrite this r ...
Step 4: Determine 7ACHO 232 - The molar ratio of [H+] to 7ACHO 23 - 2 is 1:1, 7ACHO 232 - = 0.0100 M also. Step 5: Substitute th ...
This problem involves the concept of multiple equilibria. The dissociation constants given in the example are related to the fol ...
Step 2: Write an equilibrium expression. K. NH NH OH b 18 10 (^45) 3 ==# + 6 7 7 @ A A Step 3: Set up a chart showing in ...
Step 1: Write the equation for the dissociation of copper(II) iodate. Cu(IO 3 )2(s)?Cu(aq)2++ 2IO3(aq)– Step 2: Write down the c ...
Step 4: Substitute the equilibrium concentrations of the ions into the equilibrium expression. Ksp = [Pb2+][I–]^2 = (x)(2x)^2 = ...
Step 4:Determine the initial concentrations of the ions that may form the precipitate in the mixed solution. : .. Sr 1. 0 075 1 ...
Samples: Free-Response Questions A Note to Students: Part A of Section II of the AP chemistry exam is always an equilibrium prob ...
(b) Restatement: Moles of O 2 (g) at equilibrium. PV = nRT . .. / n PVRT liter atm mole K K atm liters 0 0821 523 550 40 gas :: ...
Magnesium hydroxide has a solubility of 9.24 × 10 –4grams per 100 mL H 2 O when measured at 25°C. (a) Write a balanced equatio ...
Total volume of solution = 75.0 mL + 75.0 mL = 150.0 mL M 1 V 1 = M 2 V 2 (4.00 × 10 –4mole/liter)(0.0750 liter) = (x)(0.1500 li ...
Step 3: Substitute into the equilibrium expression known (and unknown) information. Let x equal the amount of H+that ionizes fro ...
(e) Given: 0.500 liter = volume 035. M=+6@NaC H O 232 "Na+ C H O 232 - [HA] = 0.50 M 1.5 g LiOH added to solution . .. g LiOH g ...
Acids and Bases Key Terms Words that can be used as topics in essays: acid-base indicator acidic oxide amphoteric substance Arrh ...
pKb=−logKb pOH pKKlog log conjugate base conjugate acid p B BH =+bb=+ + 7 7 6 7 A A @ A % ionization initial concentration (M) 1 ...
Samples: Multiple-Choice Questions What is the OH–concentration (M) of a solution that contains 5.00 × 10 –3mole of H+per liter ...
Arrange the following oxyacids in order of decreasing acid strength. HClO, HIO, HBrO, HClO 3 , HClO 2 A. HClO > HIO > HB ...
Answer: D See the chart on page 158. Any anion derived from a weak acid acts as a base in a water solu- tion. The carbonate poly ...
A solution is prepared by adding 0.600 liter of 1.0 × 10 –3M HCl to 0.400 liter of 1.0× 10 –3M HNO 3. What is the pH of the fin ...
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