Chemistry: Structure and Properties
1st Edition
ISBN: 9780321834683
Author: Nivaldo J. Tro
Publisher: PEARSON
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Chapter 9, Problem 43E
Interpretation Introduction
To determine:
The complete and balance equation of each given reaction.
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The cobalt mi-hydroxide complex cobaltate(III) of potassium is a dinuclear complex. Correct?
3. Arrange the different acids in Exercise B # 2 from the strongest (1) to the weakest acid
(10).
1.
2.
(strongest)
3.
4.
5.
6.
7.
8.
9.
10
10.
(weakest)
Name
Section
Score
Date
EXERCISE B
pH, pOH, pка, AND PKD CALCULATIONS
1. Complete the following table.
Solution
[H+]
[OH-]
PH
РОН
Nature of Solution
A
2 x 10-8 M
B
1 x 10-7 M
C
D
12.3
6.8
2. The following table contains the names, formulas, ka or pka for some common acids. Fill
in the blanks in the table. (17 Points)
Acid Name
Formula
Dissociation reaction
Ka
pka
Phosphoric acid
H₂PO₁
H3PO4
H++ H₂PO
7.08 x 10-3
Dihydrogen
H₂PO
H₂PO
H+ HPO
6.31 x 10-6
phosphate
Hydrogen
HPO₁
12.4
phosphate
Carbonic acid
H2CO3
Hydrogen
HCO
6.35
10.3
carbonate or
bicarbonate
Acetic acid
CH,COOH
4.76
Lactic acid
CH₂CHOH-
COOH
1.38 x 10
Ammonium
NH
5.63 x 10-10
Phenol
CH₂OH
1 x 10-10
Protonated form
CH3NH3*
3.16 x 10-11
of methylamine
Chapter 9 Solutions
Chemistry: Structure and Properties
Ch. 9 - Prob. 1SAQCh. 9 - What mass (in grams) of Mg(NO3)2 is present in 145...Ch. 9 - Prob. 3SAQCh. 9 - Potassium iodide reacts with lead(ll) nitrate in...Ch. 9 - Which solution forms a precipitate when mixed with...Ch. 9 - What is the net ionic equation for the reaction...Ch. 9 - What is the net ionic equation for the reaction...Ch. 9 - What is the net ionic equation for the reaction...Ch. 9 - What is the oxidation state of carbon in CO32-? +3...Ch. 9 - Prob. 10SAQ
Ch. 9 - Prob. 11SAQCh. 9 - What is an aqueous solution? What is the...Ch. 9 - What is molarity? How is it useful?Ch. 9 - Explain how a strong electrolyte, a weak...Ch. 9 - What is an acid? Explain the difference between a...Ch. 9 - What does it mean for a compound to be soluble?...Ch. 9 - What are the solubility rules? How are they...Ch. 9 - Which cations and anions form compounds that are...Ch. 9 - What is a precipitation reaction? Give an example.Ch. 9 - How can you predict whether a precipitation...Ch. 9 - Explain how a molecular equation, a complete ionic...Ch. 9 - Prob. 11ECh. 9 - Prob. 12ECh. 9 - Prob. 13ECh. 9 - Explain the principles behind an acid-base...Ch. 9 - Prob. 15ECh. 9 - Which reactant types give rise to gas-evolution...Ch. 9 - Prob. 17ECh. 9 - What are oxidation states? How can oxidation...Ch. 9 - What happens to a substance when it becomes...Ch. 9 - In a redox reaction, which reactant is the...Ch. 9 - Prob. 21ECh. 9 - Prob. 22ECh. 9 - What is the molarity of NO3- in each solution?...Ch. 9 - What is the molarity of Cl- in each solution?...Ch. 9 - Prob. 25ECh. 9 - Prob. 26ECh. 9 - A laboratory procedure calls for making 400.0 mL...Ch. 9 - Prob. 28ECh. 9 - If 123 mL of a 1.1 M glucose solution is diluted...Ch. 9 - If 3.5 L of a 4.8 M SrCl2 solution is diluted to...Ch. 9 - To what volume should you dilute 50.0 mL of a 12 M...Ch. 9 - Prob. 32ECh. 9 - Consider the precipitation reaction:...Ch. 9 - Consider the reaction:...Ch. 9 - What is the minimum amount of 6.0 M H2SO4...Ch. 9 - What molarity of ZnCl2forms when 25.0 g of zinc...Ch. 9 - You mix a 25.0 mL sample of a 1.20 M potassium...Ch. 9 - Prob. 38ECh. 9 - For each compound (all water soluble), would you...Ch. 9 - Classify each compound as a strong electrolyte or...Ch. 9 - Determine whether each compound is soluble or...Ch. 9 - Prob. 42ECh. 9 - Prob. 43ECh. 9 - Complete and balance each equation. If no reaction...Ch. 9 - Write a molecular equation for the precipitation...Ch. 9 - Write a molecular equation for the precipitation...Ch. 9 - Write balanced complete ionic and net ionic...Ch. 9 - Write balanced complete ionic and net ionic...Ch. 9 - Mercury ions (Hg22+) can be removed from solution...Ch. 9 - Lead ions can be removed from solution by...Ch. 9 - Name each acid. Hl(aq) HNO3(aq) H2CO3(aq)Ch. 9 - Name each acid HCI(aq) HClO2(aq) H2SO4(aq)Ch. 9 - Provide the formula for each acid hydrofluoric...Ch. 9 - Provide the formula for each acid phosphoric acid...Ch. 9 - Write balanced molecular and net ionic equations...Ch. 9 - Write balanced molecular and net ionic equations...Ch. 9 - Complete and balance each acid-base equation...Ch. 9 - Complete and balance each acid-base equation...Ch. 9 - A 25.00-mL sample of an unknown HClO4solution...Ch. 9 - A 30.00-mL sample of an unknown H3PO4 solution is...Ch. 9 - Complete and balance each gas-evolution equation:...Ch. 9 - Prob. 62ECh. 9 - Write a balanced equation for the reaction between...Ch. 9 - Prob. 64ECh. 9 - Assign oxidation states to each atom in each...Ch. 9 - Prob. 66ECh. 9 - Prob. 67ECh. 9 - Prob. 68ECh. 9 - Determine whether or not each reaction is a redox...Ch. 9 - Determine whether or not each reaction is a redox...Ch. 9 - Prob. 71ECh. 9 - Prob. 72ECh. 9 - People often use sodium bicarbonate as an antacid...Ch. 9 - Toilet bowl cleaners often contain hydrochloric...Ch. 9 - Prob. 75ECh. 9 - Prob. 76ECh. 9 - Predict the products and write a balanced...Ch. 9 - Predict the products and write a balanced...Ch. 9 - Prob. 79ECh. 9 - Prob. 80ECh. 9 - Prob. 81ECh. 9 - A solution contains Cr3+ ion and Mg2+ ion. The...Ch. 9 - Find the volume of 0.110 M hydrochloric acid...Ch. 9 - Find the volume of 0.150 M sulfuric acid necessary...Ch. 9 - Treatment of gold metal with BrF3 and KF produces...Ch. 9 - We prepare a solution by mixing 0.10 L of 0.12 M...Ch. 9 - A solution contains Ag +and Hg2+ions. The addition...Ch. 9 - The water in lakes that have been acidified by...Ch. 9 - Recall from Section 8.5 that sodium carbonate is...Ch. 9 - A solution contains one or more of the following...Ch. 9 - A solution contains one or more of the following...Ch. 9 - Prob. 92ECh. 9 - Prob. 93ECh. 9 - Prob. 94ECh. 9 - Prob. 95E
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- Imagine an electrochemical cell based on these two half reactions with electrolyte concentrations as given below: Oxidation: Pb(s) → Pb2+(aq, 0.10 M) + 2 e– Reduction: MnO4–(aq, 1.50 M) + 4 H+(aq, 2.0 M) + 3 e– → MnO2(s) + 2 H2O(l) Calculate Ecell (assuming temperature is standard 25 °C).arrow_forward: ☐ + Draw the Fischer projection of the most common naturally-occurring form of aspartate, with the acid group at the top and the side chain at the bottom. Important: be sure your structure shows the molecule as it would exist at physiological pH. Click and drag to start drawing a structure. ✓arrow_forwardFor a silver-silver chloride electrode, the following potentials are observed: E°cell = 0.222 V and E(saturated KCl) = 0.197 V Use this information to find the [Cl–] (technically it’s the activity of Cl– that’s relevant here, but we’ll just call it “concentration” for simplicity) in saturated KCl.arrow_forward
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