CHEMISTRY VOL. 2 W/MASTERING CHEM. >IC<
19th Edition
ISBN: 9781323849996
Author: Brown
Publisher: Pearson Custom Publishing
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Chapter 4, Problem 61E
- Calculate the molarity of a solution that contains 0.175 mol ZnC12 in exactly 150 mL of solution.
- How many moles of protons are present in 35.0 mL of a 4.50 M solution of nitric acid?
- How many milliliters of a 6.00 M NaOH solution are needed to provide 0.350 mol of NaOH?
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Part I.
a)
Draw reaction mechanism for the transformations of benzophenone to benzopinacol to benzopinaco lone
b) Pinacol (2,3-dimethyl, 1-3-butanediol) on treatment w/ acid gives a mixture of pina colone
(3,3-dimethyl-2-butanone) and 2, 3-dimethyl - 1,3-butadiene. Give reasonable mechanism
the formation of
the products
For
3. The explosive decomposition of 2 mole of TNT (2,4,6-trinitrotoluene) is shown below:
Assume the C(s) is soot-basically atomic carbon (although it isn't actually atomic carbon in real life).
2
CH3
H
NO2
NO2
3N2 (g)+7CO (g) + 5H₂O (g) + 7C (s)
H
a. Use bond dissociation energies to calculate how much AU is for this reaction in kJ/mol.
Part I.
Draw reaction mechanism for the transformations of benzophenone to benzopinacol to benzopinaco lone and answer the ff:
Pinacol (2,3-dimethyl, 1-3-butanediol) on treatment w/ acid gives a mixture of pina colone
and
(3,3-dimethyl-2-butanone) 2,3-dimethyl-1,3-butadiene. Give reasonable mechanism
the formation of the products
For
Chapter 4 Solutions
CHEMISTRY VOL. 2 W/MASTERING CHEM. >IC<
Ch. 4.1 - If you have an aqueous solution that contains 1.5...Ch. 4.1 - If you were to draw diagrams representing aqueous...Ch. 4.2 - Prob. 4.2.1PECh. 4.2 - Classify the following compounds as soluble or...Ch. 4.2 - Yes or No: Will a precipitate form when solutions...Ch. 4.2 - a. What compound precipitates when aqueous...Ch. 4.2 - What happens when you mix an aqueous solution of...Ch. 4.2 -
Write the net ionic equation for the...Ch. 4.3 - Prob. 4.5.1PECh. 4.3 -
Imagine a diagram showing 10 Na + ions and 10 OH-...
Ch. 4.3 -
Which of these substances, when dissolved in...Ch. 4.3 - Consider solutions in which 0.1 mol of each of the...Ch. 4.3 -
Which is the correct ionic equation for the...Ch. 4.3 - For the reaction of phosphorous acid (H3PO3) and...Ch. 4.4 - Prob. 4.8.1PECh. 4.4 - What is the oxidation state of the boldfaced...Ch. 4.4 - Which of the following statements is true about...Ch. 4.4 - Prob. 4.9.2PECh. 4.4 - Which of these metals is the easiest to oxidize?...Ch. 4.4 - Which of the following metals will be oxidized by...Ch. 4.5 - Prob. 4.11.1PECh. 4.5 - Calculate the molarity of a solution made by...Ch. 4.5 - Prob. 4.12.1PECh. 4.5 - What is the molar concentration of K+ions in a...Ch. 4.5 - Prob. 4.13.1PECh. 4.5 -
How many grams of Na2SO4 are there in 15 mL of...Ch. 4.5 - Prob. 4.14.1PECh. 4.5 - What volume of 2.50 M lead(II) nitrate solution...Ch. 4.6 - How many milligrams of sodium sulfide are needed...Ch. 4.6 -
How many grams of NaOH are needed to neutralize...Ch. 4.6 - Prob. 4.16.1PECh. 4.6 - Prob. 4.16.2PECh. 4.6 - Practice Exercise 1 A mysterious white powder is...Ch. 4.6 - Prob. 4.17.2PECh. 4 - Prob. 1DECh. 4 - Prob. 1ECh. 4 - Aqueous solutions of three different substances,...Ch. 4 -
4 3 Use the molecular representations shown here...Ch. 4 - The concept of chemical equilibrium is very...Ch. 4 -
4 5 You are presented with a white solid and told...Ch. 4 - Which of the following ions will always be a...Ch. 4 - The labels have fallen off three bottles...Ch. 4 - Explain how a redox reaction involves electrons in...Ch. 4 - Prob. 9ECh. 4 - Prob. 10ECh. 4 -
4.11 Which data set, of the two graphed here,...Ch. 4 - You are titrating an acidic solution with a basic...Ch. 4 - State whether each of the following statements is...Ch. 4 - State whether each of the following statements is...Ch. 4 -
4.15 We have learned in this chapter that many...Ch. 4 - Prob. 16ECh. 4 -
4.17 Specify what ions are present in solution...Ch. 4 - Prob. 18ECh. 4 - Prob. 19ECh. 4 - Acetone. CH3COCH3, is a nonelectrolyte;...Ch. 4 -
4.21 Using solubility guidelines, predict whether...Ch. 4 - Prob. 22ECh. 4 - Prob. 23ECh. 4 - Prob. 24ECh. 4 - Which ions remain in solution, unreacted, after...Ch. 4 - Write balanced net ionic equations for the...Ch. 4 -
4.27 Separate samples of a solution of an unknown...Ch. 4 - Prob. 28ECh. 4 - Prob. 29ECh. 4 - Prob. 30ECh. 4 - Prob. 31ECh. 4 - Prob. 32ECh. 4 - State whether each of the following statements is...Ch. 4 - State whether each of the following statements is...Ch. 4 -
4.35 Label each of the following substances as an...Ch. 4 - An aqueous solution of an unknown solute is tested...Ch. 4 - Prob. 37ECh. 4 - Classify each of the following aqueous solutions...Ch. 4 - Complete and balance the following molecular...Ch. 4 - Write the balanced molecular and net ionic...Ch. 4 - Write balanced molecular and net ionic equations...Ch. 4 -
4.42 Because the oxide ion is basic, metal oxides...Ch. 4 -
4.43 Magnesium carbonate, magnesium oxide, and...Ch. 4 -
4.44 As K20 dissolves in water, the oxide ion...Ch. 4 - True or false: If a substance is oxidized, it is...Ch. 4 - Prob. 46ECh. 4 - Which region of the periodic table shown here...Ch. 4 - Determine the oxidation number of sulfur in each...Ch. 4 - Determine the oxidation number for the indicated...Ch. 4 - Determine the oxidation number for the indicated...Ch. 4 - Which element is oxidized, and which is reduced in...Ch. 4 - Which of the following are redox reactions? For...Ch. 4 -
4.53 Write balanced molecular and net ionic...Ch. 4 - Write balanced molecular and net ionic equations...Ch. 4 - Using the activity series (Table 4.5), write...Ch. 4 - Using the activity series (Table 4.5), write...Ch. 4 - The metal cadmium tends to form Cd2+ ions. The...Ch. 4 -
4.58 The following reactions (note that the...Ch. 4 - Is the concentration of a solution an intensive or...Ch. 4 - Prob. 60ECh. 4 - Calculate the molarity of a solution that contains...Ch. 4 -
4.62
Calculate the molarity of a solution made by...Ch. 4 - Prob. 63ECh. 4 - Prob. 64ECh. 4 - Prob. 65ECh. 4 -
4.66 The average adult male has a total blood...Ch. 4 -
4.67
How many grams of ethanol, CH2CH2OH should...Ch. 4 - Prob. 68ECh. 4 - Which will have the highest concentration of...Ch. 4 - Prob. 70ECh. 4 - Prob. 71ECh. 4 - Prob. 72ECh. 4 - Prob. 73ECh. 4 - Prob. 74ECh. 4 - Prob. 75ECh. 4 - Prob. 76ECh. 4 - Prob. 77ECh. 4 - Prob. 78ECh. 4 - Prob. 79ECh. 4 - Prob. 80ECh. 4 - Prob. 81ECh. 4 - Prob. 82ECh. 4 - Some sulfuric acid is spilled on a lab bench You...Ch. 4 -
4.84 The distinctive odor of vinegar is due to...Ch. 4 - A 4.36-g sample of an unknown alkali metal...Ch. 4 -
4.86 An 8.65-g sample of an unknown group 2A...Ch. 4 - A solution of 100.0 mL of 0.200 M KOH is mixed...Ch. 4 -
4.88 A solution is made by mixing 15.0 g of...Ch. 4 - Prob. 89ECh. 4 - A 1.248-9 sample of limestone rock is pulverized...Ch. 4 - 4.91 Uranium hexafluoride, UF6, is processed to...Ch. 4 - The accompanying photo shows the reaction between...Ch. 4 - Prob. 93AECh. 4 -
4.94 You choose to investigate some of the...Ch. 4 -
4 95 Antacids are often used to relieve pain and...Ch. 4 -
4 96 The commercial production of nitric acid...Ch. 4 - Consider the following reagents: zinc, copper,...Ch. 4 - 98 Bronze is a solid solution of Cu(s) and Sn(s);...Ch. 4 - Prob. 99AECh. 4 - Prob. 100AECh. 4 -
4.101 Hard water contains Ca2+ , Mg2 + , and Fe2+...Ch. 4 - Tartaric acid. H2C4H4O6, has two acidic hydrogens....Ch. 4 - Prob. 103AECh. 4 - A solid sample of Zn(OH)2 is added to 0.350 L of...Ch. 4 - Prob. 105IECh. 4 - Prob. 106IECh. 4 - Prob. 107IECh. 4 - A fertilizer railroad car carrying 34,300 gallons...Ch. 4 - Prob. 109IECh. 4 - Prob. 110IECh. 4 - Prob. 111IECh. 4 - Prob. 112IECh. 4 - Prob. 113IECh. 4 - Prob. 114IECh. 4 -
4.115 Federal regulations set an upper limit of...
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- Show the mechanism for these reactionsarrow_forwardDraw the stepwise mechanismarrow_forwardDraw a structural formula of the principal product formed when benzonitrile is treated with each reagent. (a) H₂O (one equivalent), H₂SO₄, heat (b) H₂O (excess), H₂SO₄, heat (c) NaOH, H₂O, heat (d) LiAlH4, then H₂Oarrow_forward
- Draw the stepwise mechanism for the reactionsarrow_forwardDraw stepwise mechanismarrow_forwardPart I. Draw reaction mechanism for the transformations of benzophenone to benzopinacol to benzopinaco lone and answer the ff: a) Give the major reason for the exposure of benzophenone al isopropyl alcohol (w/acid) to direct sunlight of pina colone Mechanism For b) Pinacol (2,3-dimethy 1, 1-3-butanediol) on treatment w/ acid gives a mixture (3,3-dimethyl-2-butanone) and 2, 3-dimethyl-1,3-butadiene. Give reasonable the formation of the productsarrow_forward
- what are the Iupac names for each structurearrow_forwardWhat are the IUPAC Names of all the compounds in the picture?arrow_forward1) a) Give the dominant Intermolecular Force (IMF) in a sample of each of the following compounds. Please show your work. (8) SF2, CH,OH, C₂H₂ b) Based on your answers given above, list the compounds in order of their Boiling Point from low to high. (8)arrow_forward
- 19.78 Write the products of the following sequences of reactions. Refer to your reaction road- maps to see how the combined reactions allow you to "navigate" between the different functional groups. Note that you will need your old Chapters 6-11 and Chapters 15-18 roadmaps along with your new Chapter 19 roadmap for these. (a) 1. BHS 2. H₂O₂ 3. H₂CrO4 4. SOCI₂ (b) 1. Cl₂/hv 2. KOLBU 3. H₂O, catalytic H₂SO4 4. H₂CrO4 Reaction Roadmap An alkene 5. EtOH 6.0.5 Equiv. NaOEt/EtOH 7. Mild H₂O An alkane 1.0 2. (CH3)₂S 3. H₂CrO (d) (c) 4. Excess EtOH, catalytic H₂SO OH 4. Mild H₂O* 5.0.5 Equiv. NaOEt/EtOH An alkene 6. Mild H₂O* A carboxylic acid 7. Mild H₂O* 1. SOC₁₂ 2. EtOH 3.0.5 Equiv. NaOEt/E:OH 5.1.0 Equiv. NaOEt 6. NH₂ (e) 1. 0.5 Equiv. NaOEt/EtOH 2. Mild H₂O* Br (f) i H An aldehyde 1. Catalytic NaOE/EtOH 2. H₂O*, heat 3. (CH,CH₂)₂Culi 4. Mild H₂O* 5.1.0 Equiv. LDA Br An ester 4. NaOH, H₂O 5. Mild H₂O* 6. Heat 7. MgBr 8. Mild H₂O* 7. Mild H₂O+arrow_forwardLi+ is a hard acid. With this in mind, which if the following compounds should be most soluble in water? Group of answer choices LiBr LiI LiF LiClarrow_forwardQ4: Write organic product(s) of the following reactions and show the curved-arrow mechanism of the reactions. Br MeOH OSO2CH3 MeOHarrow_forward
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