Answered: The AHvap of ethanol is 38.56 kJ/mol,…

Science

Chemistry

The AHvap of ethanol is 38.56 kJ/mol, and its normal boiling point is 351.52K. What is its boiling point at 0.100 atm?

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter9: Energy And Chemistry

Section: Chapter Questions

Problem 9.46PAE: 9.46 The heat of fusion of pure silicon is 43.4 kJ/mol. How much energy would be needed to melt a...

See similar textbooks

Related questions

Q: Calculate the velocity of an oxygen when it has a de Broglie wavelength of 1.40 x 10-11M

Q: How many moles of sodium hydroxide would have to be added to 125 mL of a 0.409 M hydrocyanic acid…

Q: Consider the following reactions: HOAc + H*(aq) + OAc(aq) K=1.8-10-5 M NH3(aq) + H₂O(l) + NH4 (aq) +…

Q: MS Relative Intensity 100 80 60 40 20 0 10 20 30 40 50 60 70 m/z 80 90 100 M+ 110 120 m.w. 106 2-p…

A: The question is based on the concept of mass spectroscopy . we need to analyse the spectra &…

Q: Experimental: A. Molecular Models - Single bonds Complete the table for the compounds listed. In the…

Q: 3. What diene/dienophile must be used to generate the following a. b. CO → →

A: When butadiene system reacts with dienophile it forms a six member ring system

Q: Which ion is unlikely to exist?? Se2-, Rb2+, Ca2+, Br-, As3-

A: Given Se2-, Rb2+, Ca2+, Br-, As3-

Q: galvanic cell is created using the following half reactions. MnO4⁻(aq) + e- → MnO4 2- (aq) E⁰ = 0.56…

A: Oxidation: Loss of electrons Reduction: Gain of electrons

Q: Calculate the pH in the titration of 100.0 mL, of 0.20 M HCIO (Ka = 4.0 x 10^-8with 0.20 M KOH after…

A: In acid base reactions the products formed are salt and water, hence these reactions are also…

Q: Both CaCI2 and MgCl2 react with AgNO3 to precipitate AgCI. When solutions containing equal…

A: Since both the solutions have the same mass of salts, suppose the mass of CaCl2 in the solution is…

Q: The gas phase reaction of carbon monoxide with nitrogen dioxide is believed to occur by the…

A: For any reaction slow step is the rate determining step and rate law is written with the help of…

Q: NaNO2 (aq) + HSO3NH2 (aq) ----> NaHSO4(aq) +N2(g) + H2O (l) Calculate Pc (mmHg), Vpaour pressure of…

A: To solve this problem, we need to first balance the chemical equation: 2 NaNO2(aq) + HSO3NH2(aq) →…

Q: (c) (g) CI CI

Q: Para red is a red azo dye used to dye fabrics. Provide the intermediates, reagents, and product…

A: complete the synthesis of the azo dye, the diazonium salt reacts as an electrophile with a coupling…

Q: DRUG STUDY Given Drug: Prostaglandin E1 0.05ug/kg/min for Infant with congenital heart defect…

A: Drug name: Prostaglandin E1 CLASSIFICATION/MECHANISM OF ACTION: Prostaglandin E1 is a vasodilator…

Q: Part F 4- V₂07¹ Express your answer as signed integers separated by a comma. View Available Hint(s)…

A: In the given compound, oxygen is in -2 oxidation state and vanadium is in its highest oxidation…

Q: Consider a particle in state n = 4 moving in a 1D box of length I = 1.0 angstrom (Å). What is the…

Q: Decide whether the Lewis structure proposed for each molecule is reasonable or not. Note: If two or…

A: We have to check if the given structures are reasonable or not.

Q: List the differences between general chemistry equations and organic chemistry equations.

A: Answer: General is an introduction to the basic concept of chemistry whereas organic chemistry is a…

Q: Given chemicals Hydrochloric acid, 2.0 M HCl Sodium hydroxide, 2.0 M NaOH ● Ammonium chloride, 2.0 M…

A: Answer: Moles are an extensive property therefore chemical equations can be added or subtracted…

Q: reaction container I S 9. [McQuarrie 19-56] Consider the reaction: 2 ICI(g) 12(g) + Cl₂(g) a. The…

A: The question is based on the concepts of chemical equilibrium. we need to calculate equilibrium…

Q: In the presence of excess oxygen, methane gas burns in a constant-pressure system to yield carbon…

Q: The net ionic equation for the reaction between aqueous sulfuric acid and aqueous sodium hydroxide…

Q: For the reaction that represents the formation of water: 2 H2 (g) + O2 (g) → 2H₂O based on the moles…

A: For the reaction that represents the formation of water: 2H2(g) + O2(g) → 2H2O (l) , we have to…

Q: Grams of solute/100g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 KI Na2SO47 0 10…

A: 'Since you have asked question with multiple subparts, we will solve the first-three subpart for…

Q: #Diastereo mers want to separate them? to Enantiomers. => convert them #Enantiomers want to separate…

A: Separation of enantiomer and diastereomer.

Q: 2. 1) Write mass law expressions (i.e. equilibrium constant expression) for the following…

A: Given that, Equilibrium expressions - a.CaCO3(s)------>Ca2+(aq)+ CO32-(aq)…

Q: Calculate the molar solubility of BaSO4 in a solution in which H3O+ is (Ksp (BaSO4) = 1.1 x 10-¹0,…

A: To calculate the molar solubility of given salt in different Molarity of given acid. Solving the…

Q: The equilibrium constant, K, for the following reaction is 3.78E-2 at 530 K. PCI5(9) PC13(g) +…

A: Given: Initial volume of the container is 9.30L. New volume of the container is 16.6L. Equilibrium…

Q: Draw a structural formula for the major ionic form of the amino acid shown below when in aqueous…

A: The charge on an amino acid can vary depending on the pH of the surrounding environment. This is…

Q: Draw a bond-line structure having the molecular formula [C6H12N]+. If applicable, show lone electron…

A: We have to draw the bond line structure of the compound.

Q: g and a glass of water has a mass of 0.050 kg. An oxygen atom has a mass of 2.66 × 10 Use this…

A: Answer: Each mole of a specie has number of particles equal to Avogadro number whose value is equal…

Q: If p50 = 3.1 torr for elephant Mb (myoglobin) and p50 = 5.1 torr for zebra Mb, please pick ALL of…

A: The correct statements are: Elephant Mb binds oxygen more tightly than zebra Mb, since the p50 value…

Q: 5 You are given dropper bottles of the reagents listed below. Describe two ways to prepare a buffer…

A: Answer: Following solutions can be mixed: Formic acid + KOH Sodium formate and HCl

Q: Complete the table below by writing the symbols for the cation and anion that make up each ionic…

Q: Choose the major product obtained from Diels-Alder reaction of cycloaddition of 1,3-cyclopentadiene…

A: When a conjugated diene reacts with dienophile it forms six member ring as a product

Q: An aqueous solution of a weak base, B, has a concentration of 0.110 M and degree of hydrolysis of…

Q: 1. Consider the following reaction. EtOH OEt a. Provide a reasonable arrow-pushing mechanism for the…

A: The reaction involves the stable carbocation rearrangement.

Q: 2. Assign the R or S configuration to each chiral center in the molecules below. (H3C)3C. HO CH3…

A: Rules of R/S configuration i) Assign the priority to the directly attached atom based on their…

Q: Consider the following reaction. Which side is favored in equilibrium? u ů ^-^ 1 Selected answer…

A: A base abstracts proton. A nucleophile adds to the electrophilic center.

Q: 6-heptanal is an aldehyde that also contains a c=c double bond between carbons 6 and 7. If this…

A: A chemical reaction is the symbolic representation of the conversion of substances to new…

Q: molecule proposed Lewis structure CO₂ C103 I Br₂ —.. : 0-C :O: || :0: .. O: Br - I Br Br : Is this a…

A: Given that, We have to answer the above questions about the lewis structures.

Q: Which position will electrophilic aromatic substitution will take place and justify your answer…

A: Given that, an aromatic compound is shown below . We have to tell on which position the…

Q: If the concentration of a reactant in a chemical reaction is increased, according to Le Chatelier's…

A: According to Le Chatelier's principle, if a dynamic equilibrium is disturbed by changing the…

Q: A 12.7 mL solution of 0.100 mol L-1 HOCI is titrated using 0.150 mol L-1 NaOH. What is the pH of the…

Q: 15 mL of a 4.2 M solution of iron(III) sulfate is combined with an aqueous solution of barium…

A: The question is based on mole concept and reaction stoichiometry. we need to calculate quantity of…

Q: A student is calculating the concentration of her standard solutions in order to create the…

A: Given: Volume of Fe3+ = 2.00 mL Concentration of Fe3+ = 0.183 M Volume of SCN- = 225 μL = 0.225 mL…

Q: Which of the following is always true about a unimolecular reaction? (A) The activation energy is…

A: The question is based on the concepts of chemical kinetics. unimolecular reaction is the reaction in…

Q: A solution is prepared that is initially 0.34M in acetic acid (HCH,CO,) and 0.066M in sodium acetate…

Q: QUESTION 13 Use the AH°f and AHxn information provided to calculate AH°f for IF: IF7(9) + 12(g) → IF…

A: Note: As per the guidelines solution of question 13 has been made. For the expert solution of other…

Question

The AHvap of ethanol is 38.56 kJ/mol, and its normal boiling point is 351.52K. What is its
boiling point at 0.100 atm?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Thermodynamic Aspects of Phase Transitions

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

9.46 The heat of fusion of pure silicon is 43.4 kJ/mol. How much energy would be needed to melt a 5.24-g sample of silicon at its melting point of 1693 K?
ou place hot metal into a beaker of cold water. ol type='a'> Eventually what is true about the temperature of the metal compared to that of the water? Explain why this is true. i>Label this process as endothermic or exothermic if we consider the system to be the metal. Explain. the water. Explain.
Define the joule in terms of SI base units.
The cooling effect of alcohol on the skin is due to its evaporation. Calculate the heat of vaporization of ethanol (ethyl alcohol), C2H5OH. C2H5OH(l)C2H5OH(g);H=? The standard enthalpy of formation of C2H5OH(l) is 277.7 kJ/mol and that of C2H5OH(g) is 235.1 kJ/mol.
As O2(l) is cooled at 1 atm, it freezes at 54.5 K to form solid I. At a lower temperature, solid I rearranges to solid II, which has a different crystal structure. Thermal measurements show that H for the I II phase transition is 743.1 J/mol, and S for the same transition is 17.0 J/K mol. At what temperature are solids 1 and II in equilibrium?
Heat is released when some solutions form; heat is absorbed when other solutions form. Provide a molecular explanation for the difference between these two types of spontaneous processes.
Maple syrup sap is 3% sugar (sucrose) and 97% water bymass. Maple syrup is produced by heating the sap toevaporate a certain amount of the water. (a) Describe what happens to the composition and boilingpoint of the solution as evaporation takes place. (b) A rule of thumb among maple syrup producers is thatthe finished syrup should boil about 4 C higher than theoriginal sap being boiled. Explain the chemistry behindthis guideline. (c) If the finished product boils 4 C higher than the originalsap, calculate the concentration of sugar in the finalproduct. Assume that sugar is the only solute and theoperation is done at 1 atm pressure.
From two moles of molten tin whose temperature at a constant pressure of latm has quickly reached 495k. 1771 joules are heated. Determine how many moles of tin have solidified under these conditions (pressure 1atm and temperature 495k)? ΔΗ T0T0 Jlmel Imon =505 K cp 12,5 26 x 1o T JImol 2,2x10 T Jmol
The AH vap of a certain compound is 32.83 kJ - mol¬1 and its ASyap is 65.63 J · mol¬1 · K-!. What is the boiling point of this compound? boiling point: °C
The boiling point of propane at 1 atm (14.7 psi) pressure is -42.0 °C and its AH(vap) is 18.8 kJ/mol. R = 8.314 ×10³ kJ/mol·K. Calculate the pressure (in psi) of propane in a tank of liquid propane at 23.5 °C.
The vapor pressure of trichloromethane (chloroform) is 40.0 Torr at -7.1 °C. Its enthalpy of vaporization is 29.2 kJ/mol. Calculate its normal boiling point.
Consider the following phase change equilibrium: CHCl3(s)= CHCl3(l) If delta H* is 9.74 kJ/mol and delta S* is 40.00 J/mol K, determine the melting point of CHCl3 in K?