General Chemistry
11th Edition
ISBN: 9781305859142
Author: Ebbing, Darrell D., Gammon, Steven D.
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Textbook Question
thumb_up100%
Chapter 11, Problem 11.41QP
An electric heater coil provided heat to a 15.5-g sample of iodine. I2, at the rate of 3.48 J/s. It took 4.54 min from the time the iodine began to melt until the iodine was completely melted. What is the heat of fusion per mole of iodine?
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
How much heat is required to convert 25.0 g of solid acetic acid (HC2H3O2) at 0.0 °C to liquid at 30.0 °C? The specific heat capacity of solid acetic acid is 1.369 J/g·°C, and that of the liquid is 2.054 J/g·°C. The molar enthalpy of fusion is 10.9 kJ/mol, and the melting point is 16.3 °C.
How much heat energy is required to convert 35.8 g of liquid sulfur dioxide, SO2, at 207.5 K to gaseous SO2 at 263.1K if the molar heat of vaporization of SO2 is 24.9 kJ/mol, and the specific heat capacity (?) of liquid SO2 is 1.36 J/(g·∘C)? Give q in kj.
A solid metal X requires 120 J of heat to melt 2.0 grams of the metal at its normal melting point of 102 oC . Calculate the heat of fusion of the metal in kJ/kg.
Chapter 11 Solutions
General Chemistry
Ch. 11.2 - The heat of vaporization of ammonia is 23.4...Ch. 11.2 - Shown here is a representation of a closed...Ch. 11.2 - Prob. 11.2ECh. 11.2 - Selenium tetrafluoride, SeF4, is a colorless...Ch. 11.3 - Prob. 11.4ECh. 11.3 - When camping at high altitude, you need to pay...Ch. 11.5 - Consider two liquids, labeled A and B, that are...Ch. 11.5 - List the different intermolecular forces you would...Ch. 11.5 - Arrange the following hydrocarbons in order of...Ch. 11.5 - At the same temperature, methyl chloride, CH3Cl,...
Ch. 11.5 - A common misconception is that the following...Ch. 11.6 - Prob. 11.8ECh. 11.6 - Prob. 11.9ECh. 11.7 - Figure 11.35 shows solid dots (atoms) forming a...Ch. 11.8 - Shown here is a representation of a unit cell for...Ch. 11.9 - Lithium metal has a body-centered cubic structure...Ch. 11.9 - Potassium metal has a body-centered cubic...Ch. 11 - List the different phase transitions that are...Ch. 11 - Describe how you could purify iodine by...Ch. 11 - Prob. 11.3QPCh. 11 - Explain why 15 g of steam at 100C melts more ice...Ch. 11 - Why is the heat of fusion of a substance smaller...Ch. 11 - Explain why evaporation leads to cooling of the...Ch. 11 - Describe the behavior of a liquid and its vapor in...Ch. 11 - Gases that cannot be liquefied at room temperature...Ch. 11 - Prob. 11.9QPCh. 11 - Why does the vapor pressure of a liquid depend on...Ch. 11 - Prob. 11.11QPCh. 11 - Prob. 11.12QPCh. 11 - Prob. 11.13QPCh. 11 - Prob. 11.14QPCh. 11 - Prob. 11.15QPCh. 11 - Prob. 11.16QPCh. 11 - Prob. 11.17QPCh. 11 - What is the coordination number of Cs in CsCl? of...Ch. 11 - Explain in words how Avogadros number could be...Ch. 11 - Prob. 11.20QPCh. 11 - Prob. 11.21QPCh. 11 - Prob. 11.22QPCh. 11 - Under the right conditions, hydrogen gas, H2, can...Ch. 11 - An element crystallizes with a simple cubic...Ch. 11 - Intermolecular Forces The following picture...Ch. 11 - Heat and Molecular Behavior Part 1: a Is it...Ch. 11 - Shown here is a curve of the distribution of...Ch. 11 - Consider a substance X with a Hvap = 20.3 kJ/mol...Ch. 11 - Prob. 11.29QPCh. 11 - Prob. 11.30QPCh. 11 - Prob. 11.31QPCh. 11 - Prob. 11.32QPCh. 11 - Prob. 11.33QPCh. 11 - Prob. 11.34QPCh. 11 - Prob. 11.35QPCh. 11 - Prob. 11.36QPCh. 11 - Prob. 11.37QPCh. 11 - Prob. 11.38QPCh. 11 - Use Figure 11.7 to estimate the boiling point of...Ch. 11 - Use Figure 11.7 to estimate the boiling point of...Ch. 11 - An electric heater coil provided heat to a 15.5-g...Ch. 11 - Prob. 11.42QPCh. 11 - Isopropyl alcohol, CH3CHOHCH3, is used in rubbing...Ch. 11 - Liquid butane, C4H10, is stored in cylinders to be...Ch. 11 - Water at 0C was placed in a dish inside a vessel...Ch. 11 - A quantity of ice at 0.0C was added to 33.6 g of...Ch. 11 - A quantity of ice at 0C is added to 64.3 g of...Ch. 11 - Steam at 100C was passed into a flask containing...Ch. 11 - Chloroform, CHCl3, a volatile liquid, was once...Ch. 11 - Prob. 11.50QPCh. 11 - White phosphorus, P4, is normally a white, waxy...Ch. 11 - Carbon disulfide, CS2 is a volatile, flammable...Ch. 11 - Prob. 11.53QPCh. 11 - Prob. 11.54QPCh. 11 - Prob. 11.55QPCh. 11 - Prob. 11.56QPCh. 11 - Which of the following substances can be liquefied...Ch. 11 - A tank of gas at 21C has a pressure of 1.0 atm....Ch. 11 - Prob. 11.59QPCh. 11 - Krypton, Kr, has a triple point at 169C and 133...Ch. 11 - Prob. 11.61QPCh. 11 - The heats of vaporization of liquid O2, liquid Ne,...Ch. 11 - For each of the following substances, list the...Ch. 11 - Which of the following compounds would you expect...Ch. 11 - Arrange the following substances in order of...Ch. 11 - Arrange the following substances in order of...Ch. 11 - Methane, CH4, reacts with chlorine, Cl2, to...Ch. 11 - The halogens form a series of compounds with each...Ch. 11 - Prob. 11.69QPCh. 11 - Prob. 11.70QPCh. 11 - List the following substances in order of...Ch. 11 - Arrange the following compounds in order of...Ch. 11 - Classify each of the following by the type of...Ch. 11 - Classify each of the following by the type of...Ch. 11 - Classify each of the following solid elements as...Ch. 11 - Which of the following do you expect to be...Ch. 11 - Prob. 11.77QPCh. 11 - Arrange the following substances in order of...Ch. 11 - Prob. 11.79QPCh. 11 - On the basis of the description given, classify...Ch. 11 - Prob. 11.81QPCh. 11 - Associate each of the solids BN, P4S3, Pb, and...Ch. 11 - Prob. 11.83QPCh. 11 - How many atoms are there in a body-centered cubic...Ch. 11 - Metallic iron has a body-centered cubic lattice...Ch. 11 - Nickel has a face-centered unit cell with all...Ch. 11 - Copper metal has a face-centered cubic structure...Ch. 11 - Barium metal has a body-centered cubic lattice...Ch. 11 - Gold has cubic crystals whose unit cell has an...Ch. 11 - Chromium forms cubic crystals whose unit cell has...Ch. 11 - Assume X has a body-centered cubic lattice with...Ch. 11 - Lead has a face-centered cubic lattice with all...Ch. 11 - Prob. 11.93QPCh. 11 - Metallic barium has a body-centered cubic...Ch. 11 - Prob. 11.95QPCh. 11 - Prob. 11.96QPCh. 11 - Prob. 11.97QPCh. 11 - Prob. 11.98QPCh. 11 - Prob. 11.99QPCh. 11 - Prob. 11.100QPCh. 11 - Prob. 11.101QPCh. 11 - Prob. 11.102QPCh. 11 - Describe the formation of hydrogen bonds in...Ch. 11 - Prob. 11.104QPCh. 11 - Ethylene glycol (CH2OHCH2OH) is a slightly viscous...Ch. 11 - Pentylamine, CH3CH2CH2CH2CH2NH2, is a liquid that...Ch. 11 - Prob. 11.107QPCh. 11 - Prob. 11.108QPCh. 11 - Decide which substance in each of the following...Ch. 11 - Prob. 11.110QPCh. 11 - Iridium metal, Ir, crystallizes in a face-centered...Ch. 11 - The edge length of the unit cell of tantalum...Ch. 11 - Prob. 11.113QPCh. 11 - Rubidium metal has a body-centered cubic structure...Ch. 11 - Calculate the percent of volume that is actually...Ch. 11 - Calculate the percent of volume that is actually...Ch. 11 - For the hydrogen halides and the noble gases, we...Ch. 11 - For the carbon and nitrogen family hydrides, we...Ch. 11 - Prob. 11.119QPCh. 11 - Prob. 11.120QPCh. 11 - Prob. 11.121QPCh. 11 - Prob. 11.122QPCh. 11 - Prob. 11.123QPCh. 11 - Prob. 11.124QPCh. 11 - A geckos toes have been shown to stick to walls...Ch. 11 - Prob. 11.126QPCh. 11 - Prob. 11.127QPCh. 11 - Prob. 11.128QPCh. 11 - Prob. 11.129QPCh. 11 - Prob. 11.130QPCh. 11 - Prob. 11.131QPCh. 11 - Prob. 11.132QPCh. 11 - In an experiment, 20.00 L of dry nitrogen gas, N2,...Ch. 11 - On a particular summer day, the temperature is...Ch. 11 - Prob. 11.135QPCh. 11 - Prob. 11.136QPCh. 11 - Prob. 11.137QPCh. 11 - Prob. 11.138QPCh. 11 - Prob. 11.139QPCh. 11 - Prob. 11.140QPCh. 11 - Rhenium forms a series of solid oxides: Re2O7...Ch. 11 - Shown below is the cubic unit cell of an ionic...Ch. 11 - Prob. 11.143QPCh. 11 - Strontium crystallizes as a face-centered cubic...Ch. 11 - Prob. 11.145QPCh. 11 - Prob. 11.146QPCh. 11 - Prob. 11.147QPCh. 11 - Prob. 11.148QPCh. 11 - Prob. 11.149QPCh. 11 - Prob. 11.150QPCh. 11 - Prob. 11.151QPCh. 11 - Prob. 11.152QPCh. 11 - How much heat must be added to 28.0 g of solid...Ch. 11 - Prob. 11.154QPCh. 11 - Prob. 11.155QPCh. 11 - Prob. 11.156QPCh. 11 - Nanotechnology, or technology utilizing 1100 nm...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Arrange the following substances in order of increasing strength of crystal forces: CO2, KCl, H2O, N2, CaO.arrow_forwardAn amorphous solid can sometimes be converted to a crystalline solid by a process called annealing. Annealing consists of heating the substance to a temperature just below the melting point of the crystalline form and then cooling it slowly. Explain why this process helps produce a crystalline solid.arrow_forwardArrange the following substances in order of increasing strength of the crystal forces: He, NH3, NO2, NaBr, BaO. Identify the kinds of forces that are most important in holding the particles together in a crystalline solid sample of each of the following substances. (a) H2O (b) C6H6 (c) CaCl2 (d) SiO2 (e) Fearrow_forward
- Consider the iodine monochloride molecule, ICI. Because chlorine is more electronegative than iodine, this molecule is a dipole. How would you expect iodine monochloride molecules in the gaseous state to orient themselves with respect to each other as the sample is cooled and the molecules begin to aggregate? Sketch the orientation you would expect.arrow_forwardThe unit cell of silicon carbide, SiC, is illustrated below. (a) In what type of unit cell are the (dark gray) C atoms arranged? (b) If one edge of the silicon carbide unit cell is 436.0 pm, what is the calculated density of this compound? A portion of the solid-state structure of silicon carbide.arrow_forwardThe CsCl structure is a simple cubic array of chloride ions with a cesium ion at the center of each cubic array (see Exercise 69). Given that the density of cesium chloride is 3.97 g/cm3, and assuming that the chloride and cesium ions touch along the body diagonal of the cubic unit cell, calculate the distance between the centers of adjacent Cs+ and Cl ions in the solid. Compare this value with the expected distance based on the sizes of the ions. The ionic radius of Cs+ is 169 pm, and the ionic radius of Cl is 181 pm.arrow_forward
- MnO has either the NaCI type structure or the CsCI type structure (see Exercise 69). The edge length of the MnO unit cell is 4.47 10-8 cm and the density of MnO is 5.28 g/cm3. a. Does MnO crystallize in the NaCl or the CsCl type structure? b. Assuming that the ionic radius of oxygen is 140. pm, estimate the ionic radius of manganese.arrow_forwardClassify each substance in the table as either a metallic, ionic, molecular, or covalent network solid: Substance Appearance Melting Point Electrical Conductivity Solubility in Water X lustrous, malleable 1500 C high insoluble Y Soft, yellow 113 C None Insoluble Z Hard, white 800 C Only if melted/dissolved solublearrow_forwardA portion of the crystalline lattice for potassium is illustrated below. (a) In what type of unit cell are the K atoms arranged? A portion of the solid-state structure of potassium. (b) If one edge of the potassium unit cell is 533 pm, what is the density of potassium?arrow_forward
- Consider two different organic compounds, each with the formula C2H6O. One of these compounds is a liquid at room conditions and the other is a gas. Write Lewis structures consistent with this observation, and explain your answer. (Hint: The oxygen atom in both structures satisfies the octet rule with two bonds and two lone pairs.)arrow_forwardA piece of solid bismuth weighing 28.3 g at a temperature of 257 °C is placed in 283 g of liquid bismuth at a temperature of 335 °C. After a while, the solid melts and a completely liquid sample remains. Calculate the temperature after thermal equilibrium is reached, assuming no heat loss to the surroundings. The enthalpy of fusion of solid bismuth is AHfus = 11.0 kJ/mol at its melting point of 271 °C, and the molar heat capacities for solid and liquid bismuth are Csolid = 26.3 J/mol K and Ciiquid = 31.6 J/mol K. Tfinal = °Carrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage LearningIntroductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
- Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningChemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Cengage Learning
Chemical Equilibria and Reaction Quotients; Author: Professor Dave Explains;https://www.youtube.com/watch?v=1GiZzCzmO5Q;License: Standard YouTube License, CC-BY