Chemistry: A Molecular Approach
3rd Edition
ISBN: 9780321809247
Author: Nivaldo J. Tro
Publisher: Prentice Hall
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Chapter 4, Problem 48E
Elementalphosphorusreactswithchlorinegasaccording to the equation:
P4(s) + 6 Cl2(g) → 4 PCl3(l)
Areaction mixture initiallycontains 45.69 g P4 and 131.3 g Cl2. Once the reaction has occurred as completely as possible, what mass (in g) of the excessreactantremains?
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Calculate the reaction rate for selenious acid, H2SeO3, if 0.1150 M I-1 decreases to 0.0770 M in 12.0 minutes.
H2SeO3(aq) + 6I-1(aq) + 4H+1(aq) ⟶ Se(s) + 2I3-1(aq) + 3H2O(l)
Problem 5-31
Which of the following objects are chiral?
(a) A basketball
(d) A golf club
(b) A fork
(c) A wine glass
(e) A spiral staircase
(f) A snowflake
Problem 5-32
Which of the following compounds are chiral? Draw them, and label the chirality centers.
(a) 2,4-Dimethylheptane
(b) 5-Ethyl-3,3-dimethylheptane
(c) cis-1,4-Dichlorocyclohexane
Problem 5-33
Draw chiral molecules that meet the following descriptions:
(a) A chloroalkane, C5H11Cl
(c) An alkene, C6H12
(b) An alcohol, C6H140
(d) An alkane, C8H18
Problem 5-36
Erythronolide B is the biological precursor of
erythromycin, a broad-spectrum antibiotic. How
H3C
CH3
many chirality centers does erythronolide B have?
OH
Identify them.
H3C
-CH3
OH
Erythronolide B
H3C.
H3C.
OH
OH
CH3
PLEASE HELP! URGENT! PLEASE RESPOND!
Chapter 4 Solutions
Chemistry: A Molecular Approach
Ch. 4 - Prob. 1SAQCh. 4 - Q2. Sodium and chlorine react to form sodium...Ch. 4 - Prob. 3SAQCh. 4 - Prob. 4SAQCh. 4 - Prob. 5SAQCh. 4 - Prob. 6SAQCh. 4 - Prob. 7SAQCh. 4 - Prob. 8SAQCh. 4 - Prob. 9SAQCh. 4 - Q10. What is the net ionic equation for the...
Ch. 4 - Q11. What is the net ionic equation for the...Ch. 4 - Q12. What is the net ionic equation for the...Ch. 4 - Prob. 13SAQCh. 4 - Prob. 14SAQCh. 4 - Prob. 15SAQCh. 4 - 1. What is reaction stoichiometry? What is the...Ch. 4 - Prob. 2ECh. 4 - Prob. 3ECh. 4 - Prob. 4ECh. 4 - 5. What is molarity? How is it useful?
Ch. 4 - 6. Explain how a strong electrolyte, a weak...Ch. 4 - 7. Explain the difference between a strong acid...Ch. 4 - Prob. 8ECh. 4 - Prob. 9ECh. 4 - Prob. 10ECh. 4 - Prob. 11ECh. 4 - Prob. 12ECh. 4 - Prob. 13ECh. 4 - Prob. 14ECh. 4 - 15. What is an acid–base reaction? Give an...Ch. 4 - 16. Explain the principles behind an acid–base...Ch. 4 - 17. What is a gas-evolution reaction? Give an...Ch. 4 - 18. What reactant types give rise to gas-evolution...Ch. 4 - Prob. 19ECh. 4 - Prob. 20ECh. 4 - Prob. 21ECh. 4 - Prob. 22ECh. 4 - 23. In a redox reaction, which reactant is the...Ch. 4 - Prob. 24ECh. 4 - Prob. 25ECh. 4 - Prob. 26ECh. 4 - 27. Calculate how many moles of NO2 form when each...Ch. 4 - 28. Calculate how many moles of NH3 form when each...Ch. 4 - Prob. 29ECh. 4 - Prob. 30ECh. 4 - Prob. 31ECh. 4 - Prob. 32ECh. 4 - 33. For each of the reactions, calculate the mass...Ch. 4 - 34. For each of the reactions, calculate the mass...Ch. 4 - 35. For each of the acid–base reactions, calculate...Ch. 4 - Prob. 36ECh. 4 - 37. Find theFor the following reaction, determine ...Ch. 4 - 38. Find the limiting reactant for each initial...Ch. 4 - Prob. 39ECh. 4 - Prob. 40ECh. 4 - Prob. 41ECh. 4 - 42. Calculate the theoretical yield of product (in...Ch. 4 - Zinc sulfide reacts with oxygen according to the...Ch. 4 - 44. Iron(II) sulfide reacts with hydrochloric acid...Ch. 4 - Prob. 45ECh. 4 - Prob. 46ECh. 4 - 47. Iron(III) oxide reacts with carbon monoxide...Ch. 4 - 48. Elemental phosphorus reacts with chlorine gas...Ch. 4 - 49. Lead ions can be precipitated from solution...Ch. 4 - Prob. 50ECh. 4 - Prob. 51ECh. 4 - Prob. 52ECh. 4 - 53. Calculate the molarity of each solution.
a....Ch. 4 - Prob. 54ECh. 4 - 55. What is the molarity of NO3– in each...Ch. 4 - Prob. 56ECh. 4 - Prob. 57ECh. 4 - 58. What volume of 0.200 M ethanol solution...Ch. 4 - Prob. 59ECh. 4 - Prob. 60ECh. 4 - 61. If 123 mL of a 1.1 M glucose solution is...Ch. 4 - 62. If 3.5 L of a 4.8 M SrCl2 solution is diluted...Ch. 4 - 63. To what volume should you dilute 50.0 mL of a...Ch. 4 - 64. To what volume should you dilute 25 mL of a...Ch. 4 - Prob. 65ECh. 4 - 66. Consider the reaction:
Li2S(aq) + Co(NO3)2(aq)...Ch. 4 - 67. What is the minimum amount of 6.0 M H2SO4...Ch. 4 - Prob. 68ECh. 4 - 69. A 25.0-mL sample of a 1.20 M potassium...Ch. 4 - Prob. 70ECh. 4 - Prob. 71ECh. 4 - Prob. 72ECh. 4 - Prob. 73ECh. 4 - Prob. 74ECh. 4 - Prob. 75ECh. 4 - 76. Complete and balance each equation. If no...Ch. 4 - Write a molecular equation for the precipitation...Ch. 4 - 78. Write a molecular equation for the...Ch. 4 - Prob. 79ECh. 4 - 80. Write balanced complete ionic and net ionic...Ch. 4 - Prob. 81ECh. 4 - Prob. 82ECh. 4 - 83. Write balanced molecular and net ionic...Ch. 4 - Prob. 84ECh. 4 - Prob. 85ECh. 4 - Prob. 86ECh. 4 - Prob. 87ECh. 4 - 90. A 30.00-mL sample of an unknown H3PO4 solution...Ch. 4 - Prob. 89ECh. 4 - Prob. 90ECh. 4 - Prob. 91ECh. 4 - Prob. 92ECh. 4 - Prob. 93ECh. 4 - Prob. 94ECh. 4 - Prob. 95ECh. 4 - Prob. 96ECh. 4 - Prob. 97ECh. 4 - Prob. 98ECh. 4 - Prob. 99ECh. 4 - Prob. 100ECh. 4 - 103. People sometimes use sodium bicarbonate as an...Ch. 4 - 104. Toilet bowl cleaners often contain...Ch. 4 - Prob. 103ECh. 4 - Many home barbeques are fueled with propane gas...Ch. 4 - Prob. 105ECh. 4 - Prob. 106ECh. 4 - Prob. 107ECh. 4 - 110. A hydrochloric acid solution will neutralize...Ch. 4 - 111. Predict the products and write a balanced...Ch. 4 - 112. Predict the products and write a balanced...Ch. 4 - Prob. 111ECh. 4 - Prob. 112ECh. 4 - Prob. 113ECh. 4 - Prob. 114ECh. 4 - 117. The nitrogen in sodium nitrate and in...Ch. 4 - 118. Find the volume of 0.110 M hydrochloric acid...Ch. 4 - Prob. 117ECh. 4 - 120. We prepare a solution by mixing 0.10 L of...Ch. 4 - Prob. 119ECh. 4 - Prob. 120ECh. 4 - Prob. 121ECh. 4 - 124. An important reaction that takes place in a...Ch. 4 - 125. A liquid fuel mixture contains 30.35% hexane...Ch. 4 - 126. Titanium occurs in the magnetic mineral...Ch. 4 - Prob. 125ECh. 4 - Prob. 126ECh. 4 - Prob. 127ECh. 4 - Prob. 128ECh. 4 - 131. Recall from Section 4.6 that sodium carbonate...Ch. 4 - 132. Lead poisoning is a serious condition...Ch. 4 - Prob. 131ECh. 4 - Prob. 132ECh. 4 - Prob. 133ECh. 4 - Prob. 134ECh. 4 - Prob. 135ECh. 4 - Prob. 136ECh. 4 - Prob. 137ECh. 4 - Consider the generic ionic compounds with the...
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- 2. Propose a mechanism for this reaction. ہلی سے ملی N H (excess)arrow_forwardSteps and explanationn please.arrow_forwardProblem 5-48 Assign R or S configurations to the chirality centers in ascorbic acid (vitamin C). OH H OH HO CH2OH Ascorbic acid O H Problem 5-49 Assign R or S stereochemistry to the chirality centers in the following Newman projections: H Cl H CH3 H3C. OH H3C (a) H H H3C (b) CH3 H Problem 5-52 Draw the meso form of each of the following molecules, and indicate the plane of symmetry in each: OH OH (a) CH3CHCH2CH2CHCH3 CH3 H3C. -OH (c) H3C CH3 (b) Problem 5-66 Assign R or S configurations to the chiral centers in cephalexin, trade-named Keflex, the most widely prescribed antibiotic in the United States. H2N H IHH S Cephalexin N. CH3 CO₂Harrow_forward
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