Masteringchemistry with Pearson Etext -- Standalone Access Card -- For Chemistry
3rd Edition
ISBN: 9780321806383
Author: Nivaldo J. Tro
Publisher: PEARSON
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Chapter 6, Problem 8SAQ
Interpretation Introduction
To determine: The
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Consider the following SN 2 reaction:
مار
+
Br
H₂O
acetone
+ Br
OH
What effect would each of the following changes have on the rate of this reaction. Select the single best answer for each part.
Part 1 of 3
If the substrate was changed to:
The rate would
Br
O increase
O decrease
O remain unchanged
Part 2 of 3
×
S
If the nucleophile was changed to OH, the rate would:
O increase
O decrease
O remain unchanged
Part 3 of 3
If the solvent was changed to ethanol, the rate would:
Increase
O decrease
O remain unchanged
2
ol
Ar
Consider the following nucleophilic substitution reaction. The compound listed above the arrow is the solvent for the reaction. If nothing is listed over the arrow,
then the nucleophile is also the solvent for the reaction.
Part: 0/2
Part 1 of 2
Br
acetone
+ I
What is the correct mechanism for the reaction? Select the single best answer.
OSN 1
OSN 2
X
Part: 1/2
Part 2 of 2
Draw the products for the reaction. Include both the major organic product and the inorganic product. If more than one stereoisomer is possible, draw
only one stereoisomer. Include stereochemistry where relevant.
Click and drag to start drawing a
structure.
Х
5
☐
Triethyloxonium tetrafluoroborate reacts with ethanol (CH3CH2OH) to give diethyl ether (CH3CH2OCH2CH3).
BF
triethyloxonium tetrafluoroborate
Which equation, including the curved arrows, best represents the rate-determining step in the mechanism? Select the single best answer.
O
OH
CH3CH2
OH
+
H.
0+
CH₂H₂
:0
+
0+
ж
+
H
+
:0:
0
C
Chapter 6 Solutions
Masteringchemistry with Pearson Etext -- Standalone Access Card -- For Chemistry
Ch. 6 - Prob. 1SAQCh. 6 - Q2. Which sample is most likely to undergo the...Ch. 6 - Prob. 3SAQCh. 6 - Q4. A 12.5-g sample of granite initially at 82.0...Ch. 6 - Q5. A cylinder with a moving piston expands from...Ch. 6 - Q6. When a 3.80-g sample of liquid octane (C8H18)...Ch. 6 - Q7. Hydrogen gas reacts with oxygen to form...Ch. 6 - Prob. 8SAQCh. 6 - Prob. 9SAQCh. 6 - Prob. 10SAQ
Ch. 6 - Prob. 11SAQCh. 6 - Prob. 12SAQCh. 6 - Prob. 13SAQCh. 6 - Prob. 14SAQCh. 6 - Q15. Natural gas burns in air to form carbon...Ch. 6 - 1. What is thermochemistry? Why is it important?
Ch. 6 - 2. What is energy? What is work? List some...Ch. 6 - Prob. 3ECh. 6 - 4. State the law of conservation of energy. How...Ch. 6 - Prob. 5ECh. 6 - 6. State the first law of thermodynamics. What are...Ch. 6 - Prob. 7ECh. 6 - 8. What is a state function? List some examples of...Ch. 6 - 9. What is internal energy? Is internal energy a...Ch. 6 - 10. If energy flows out of a chemical system and...Ch. 6 - 11. If the internal energy of the products of a...Ch. 6 - 12. What is heat? Explain the difference between...Ch. 6 - 13. How is the change in internal energy of a...Ch. 6 - 14. Explain how the sum of heat and work can be a...Ch. 6 - 15. What is heat capacity? Explain the difference...Ch. 6 - 16. Explain how the high specific heat capacity of...Ch. 6 - 17. If two objects, A and B, of different...Ch. 6 - 18. What is pressure–volume work? How is it...Ch. 6 - 19. What is calorimetry? Explain the difference...Ch. 6 - 20. What is the change in enthalpy (ΔH) for a...Ch. 6 - 21. Explain the difference between an exothermic...Ch. 6 - 22. From a molecular viewpoint, where does the...Ch. 6 - 23. From a molecular viewpoint, where does the...Ch. 6 - 24. Is the change in enthalpy for a reaction an...Ch. 6 - Prob. 25ECh. 6 - Prob. 26ECh. 6 - 27. What is a standard state? What is the standard...Ch. 6 - Prob. 28ECh. 6 - How do you calculate Hrxno from tabulated standard...Ch. 6 - Prob. 30ECh. 6 - 31. What are the main environmental problems...Ch. 6 - Prob. 32ECh. 6 - Prob. 33ECh. 6 - Prob. 34ECh. 6 - Prob. 35ECh. 6 - 36. A particular frost-free refrigerator uses...Ch. 6 - 37. Which statement is true of the internal energy...Ch. 6 - Prob. 38ECh. 6 - 39. Identify each energy exchange as primarily...Ch. 6 - 40. Identify each energy exchange as primarily...Ch. 6 - 41. A system releases 622 kJ of heat and does 105...Ch. 6 - 42. A system absorbs 196 kJ of heat and the...Ch. 6 - 43. The gas in a piston (defined as the system)...Ch. 6 - Prob. 44ECh. 6 - Prob. 45ECh. 6 - Prob. 46ECh. 6 - 47. How much heat is required to warm 1.50 L of...Ch. 6 - 48. How much heat is required to warm 1.50 kg of...Ch. 6 - 49. Suppose that 25 g of each substance is...Ch. 6 - 50. An unknown mass of each substance, initially...Ch. 6 - 51. How much work (in J) is required to expand the...Ch. 6 - Prob. 52ECh. 6 - 53. The air within a piston equipped with a...Ch. 6 - 54. A gas is compressed from an initial volume of...Ch. 6 - 55. When 1 mol of a fuel burns at constant...Ch. 6 - 56. The change in internal energy for the...Ch. 6 - 57. Determine whether each process is exothermic...Ch. 6 - 58. Determine whether each process is exothermic...Ch. 6 - 59. Consider the thermochemical equation for the...Ch. 6 - 60. What mass of natural gas (CH4) must burn to...Ch. 6 - Prob. 61ECh. 6 - Prob. 62ECh. 6 - 63. The propane fuel (C3H8) used in gas barbeques...Ch. 6 - Prob. 64ECh. 6 - 65. A silver block, initially at 58.5 °C, is...Ch. 6 - Prob. 66ECh. 6 - 67. A 31.1-g wafer of pure gold, initially at 69.3...Ch. 6 - Prob. 68ECh. 6 - Prob. 69ECh. 6 - 70. A 2.74-g sample of a substance suspected of...Ch. 6 - 71. Exactly 1.5 g of a fuel burns under conditions...Ch. 6 - 72. In order to obtain the largest possible amount...Ch. 6 - 73. When 0.514 g of biphenyl (C12H10) undergoes...Ch. 6 - Prob. 74ECh. 6 - 75. Zinc metal reacts with hydrochloric acid...Ch. 6 - Prob. 76ECh. 6 - Prob. 77ECh. 6 - Prob. 78ECh. 6 - 79. Calculate ΔHrxn for the reaction:
Fe2O3(s) + 3...Ch. 6 - 80. Calculate ΔHrxn for the reaction:
CaO(s) +...Ch. 6 - 81. Calculate ΔHrxn for the reaction:
5 C(s) + 6...Ch. 6 - 82. Calculate ΔHrxn for the reaction:
CH4(g) + 4...Ch. 6 - 83. Write an equation for the formation of each...Ch. 6 - Prob. 84ECh. 6 - 85. Hydrazine (N2H4) is a fuel used by some...Ch. 6 - Prob. 86ECh. 6 - Prob. 87ECh. 6 - Prob. 88ECh. 6 - 89. During photosynthesis, plants use energy from...Ch. 6 - Prob. 90ECh. 6 - 91. Top fuel dragsters and funny cars burn...Ch. 6 - 92. The explosive nitroglycerin (C3H5N3O9)...Ch. 6 - 93. Determine the mass of CO2 produced by burning...Ch. 6 - Prob. 94ECh. 6 - Prob. 95ECh. 6 - Prob. 96ECh. 6 - Prob. 97ECh. 6 - Prob. 98ECh. 6 - 99. Evaporating sweat cools the body because...Ch. 6 - Prob. 100ECh. 6 - 101. Use standard enthalpies of formation to...Ch. 6 - 102. Dry ice is solid carbon dioxide. Instead of...Ch. 6 - 103. A 25.5-g aluminum block is warmed to 65.4 °C...Ch. 6 - Prob. 104ECh. 6 - Prob. 105ECh. 6 - Prob. 106ECh. 6 - 107. Derive a relationship between ΔH and ΔE for a...Ch. 6 - Prob. 108ECh. 6 - Prob. 109ECh. 6 - Prob. 110ECh. 6 - Prob. 111ECh. 6 - 112. When 10.00 g of phosphorus is burned in O2(g)...Ch. 6 - 113. The ?H for the oxidation of sulfur in the gas...Ch. 6 - 114. The of TiI3(s) is –328 kJ/mol and the ΔH°...Ch. 6 - Prob. 115ECh. 6 - Prob. 116ECh. 6 - Prob. 117ECh. 6 - 118. A pure gold ring and a pure silver ring have...Ch. 6 - Prob. 119ECh. 6 - Prob. 120ECh. 6 - Prob. 121ECh. 6 - Prob. 122ECh. 6 - Prob. 123ECh. 6 - Prob. 124ECh. 6 - Prob. 125ECh. 6 - Prob. 126ECh. 6 - Prob. 127ECh. 6 - Prob. 128ECh. 6 - Prob. 129ECh. 6 - Prob. 130ECh. 6 - 131. Which statement is true of the internal...Ch. 6 - Prob. 132ECh. 6 - 133. Which expression describes the heat evolved...Ch. 6 - Prob. 134ECh. 6 - 135. A 1-kg cylinder of aluminum and 1-kg jug of...Ch. 6 - Prob. 136ECh. 6 - 137. When 1 mol of a gas burns at constant...Ch. 6 - Prob. 138ECh. 6 - Prob. 139E
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- CH3CH2CH=CH2 + H₂O − H+arrow_forwardГ C-RSA CHROMATOPAC CH=1 DATA 1: @CHRM1.C00 ATTEN=10 SPEED= 10.0 0.0 b.092 0.797 1.088 1.813 C-RSA CHROMATOPAC CH=1 Report No. =13 ** CALCULATION REPORT ** DATA=1: @CHRM1.000 11/03/05 08:09:52 CH PKNO TIME 1 2 0.797 3 1.088 4 1.813 AREA 1508566 4625442 2180060 HEIGHT 207739 701206 V 287554 V MK IDNO CONC NAME 18.1447 55.6339 26.2213 TOTAL 8314067 1196500 100 C-R8A CHROMATOPAC CH=1 DATA 1: @CHRM1.C00 ATTEN=10 SPEED= 10.0 0. 0 087 337. 0.841 1.150 C-R8A CHROMATOPAC CH=1 Report No. =14 DATA=1: @CHRM1.000 11/03/05 08:12:40 ** CALCULATION REPORT ** CH PKNO TIME AREA 1 3 0.841 1099933 41.15 4039778 HEIGHT MK IDNO 170372 649997¯¯¯ CONC NAME 21.4007 78.5993 TOTAL 5139711 820369 100 3 C-R8A CHROMATOPAC CH=1 DATA 1: @CHRM1.C00 ATTEN=10 SPEED= 10.0 0.100 0:652 5.856 3 1.165 C-RSA CHROMATOPAC CH-1 Report No. =15 DATA=1: @CHRM1.000 11/03/05 08:15:26 ** CALCULATION REPORT ** CH PKNO TIME AREA HEIGHT MK IDNO CONC NAME 1 3 3 0.856 4 1.165 TOTAL 1253386 4838738 175481 708024 V 20.5739 79.4261 6092124…arrow_forwardIndicate the product that is obtained if the benzotriazole reacts with the use of a medium basic product.arrow_forward
- Indicate the product that is obtained if the benzotriazol reacts with dimethyl sulfate.arrow_forwardIndicate how to obtain 2-metilbencimidazol from 1,2-diaminobenzene.arrow_forwardbreak down both reactions shown and explain it correctly using the bromonium ion mechanism, instead of the (disproven) carbocation-based mechanism.arrow_forward
- Indicate how from 1,2-diaminobenzene to obtain 1-metilbenzotriazol.arrow_forward-C = C - C - + Br₂ + I" -> -C-C-c -C = C -C- + Br² + I₂ -C=C Br I + Brū + Iz -7- C - C-C- I Br Mechanism; - C = c - c - + Br - Br > - C-c-c- Br -C-C-C- + 1 - - -Ċ-Ċ'-c' - Br Br Iarrow_forwardWrite the mechanism of the esterification reaction (please show the mechanism included line pairs and arrows)arrow_forward
- How do I break down the reaction shown on the chalkboard and explain it correctly using the bromonium ion mechanism, instead of the (disproven) carbocation-based mechanismarrow_forward¿Qué the product is obtained from tetraethoxypropano and hidrazina?. Indicate the reason why the corresponding dial is used.arrow_forwardIf CH3COCH2CH(OCH3)2 is reacted with hydrazine, two isomeric products are formed. Indicate their structures and the major product.arrow_forward
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