please solve for part a & b .. im really lost and don’t know how to go about it , thank you! Using data from your text and assuming that the tabulated values do not change with temperature,(a) calculate AHand ASfusfor sodium metal and determine the melting temperature of sodium.fusΔΗfuskJ/molfusJ/K molTmelt°C (b) calculate AH"and AS"vapfor sodium metal and determine the boiling temperature of sodium.vapAH°vapkJ/molAs°vapJ/K molTpoil°C

We have to find out the ∆H,∆S and Tb, Tf for the following reaction .,

Answered: please solve for part a & b .. im…

Science

Chemistry

please solve for part a & b .. im really lost and don’t know how to go about it , thank you!

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 9.106PAE

See similar textbooks

Related questions

Q: you have 48.00 g. of K2CrO4, what volume of 0.1500 M BaCl2 solution is needed to completely react wi...

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: Question 13 Consider the reaction: Baso4 Ba2* + so,2; Ksp = 1.1 x 10-10 What is AG° at 25 *C? 110 kJ...

Q: 3. The following compound forms a colorless solution in ether, but when a very strong base is added,...

A: Since in the presence of ether , compound is neutral but in the presence of base , base will abstrac...

Q: Which of the following is/are expected to affect the rate of a chemical reaction? 1. Increasing the ...

A: The rate of a chemical reaction depends upon: 1. Temperature: Generally Reactions speeds up with in...

Q: Wine goes bad soon after opening because the ethanol (CH, CH,OH) in it reacts with oxygen gas (O,) f...

Q: n biological systems, an ACTIVE transport process is one in which an important chemical component is...

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If y...

Q: A sorption study of Cd2+ on a loamy sand yielded the following results measured when the system was ...

A: We are given A sorption study of Cd2+ ion and We have to determine the Kd for this system

Q: all temperatures? ΔHrxn 0 ΔHrxn > 0; ΔSrxn 0; ΔSrxn > 0 ΔHrxn < 0; ΔSrxn < 0

A: For Spontaneous process, □G = negative, Using Gibbs equation, □G = □H - T□S, So, if process is Sp...

Q: It takes about 3.0 minutes to cook a hard-boiled egg in Los Angeles, but at the higher altitude of D...

Q: A mixture of He, Ar, and Xe has a total pressure of 2.80 atm. The partial pressure of He is 0.450 at...

A: Dalton's law of partial pressure: According to this law, the total pressure exerted by a mixture of...

Q: Show how you could prepare 4-bromopyridine from 4-aminopyridine. Write the synthesis.

A: The conversion of 4-amino pyridine to 4-bromipyridine is needed to be shown. Since you have asked...

Q: know there is only a limit to how many questions you can help me on and I don't know if each blank c...

A: The solution is as follows:

Q: co List all the possible transitions that can occur between n = 1 and n = 4 in a hydrogen atom. Whic...

A: The electronic energy levels in an atom are quantized and when an electron undergoes a transition fr...

Q: Which of the following changes will affect the rate constant of a reaction 1. Increasing or decreasi...

A: The rate constant is affected by 1) increasing or decreasing the reaction temperature

Q: The hydroxide ion concentration, [OH-], of an aqueous solution of 0.406 M ammonia is ______ M. The ...

A: 1. NH3 (aq) + H2O (l) ⇌ NH4+ (aq) + OH- ...

Q: Question 25 Which of the following describes an electrolytic cell? O The half-cells are placed in se...

A: Electrolytic cell in which electric energy is converted into chemical energy In this cell non spont...

Q: Write the pressure equilibrium constant expression for this reaction.

Q: 6. If 0.025 mol of COCI2 (g) is placed in a 1.0L container at 400°C, 16.0% of the COC12 (g) is disso...

A: KC is equilibrium constant

Q: You have 75.0 ml of 0.10 M HA. After adding 30.0 ml of 0.10 M NaOH , the pH is 5.50. What is the K, ...

Q: What is polarity in chemistry

A: It is a physical property of compound which relates other physical properties such as melting point,...

Q: explain the results of this experiment table 2 Test Tube Number Cobalt Chloride Concentration...

A: The concentration v/s absorbance data given is, Test Tube Number Cobalt Chloride Concentrati...

Q: レ Submit Question 35 of 39 What is the correct IUPAC name for the compound shown here? 2- 3,4- 3-4-)...

A: Write IUPAC name of the given structure----

Q: 2. Discuss the different factors that affect the absorbance of a solution.

A: Absorbance is affected by a several factor .eg,light,solution ,temperature ,pH etc

Q: For the hypothetical reaction A → products, the concentration of A was monitored over time. From the...

A: The negative value of slope is rate constant. Or Rate constant = - (slope) ...

Q: Which of the following statement/s is/are TRUE? When electricity is passed through a solution conta...

Q: If 92.8 g of sodium nitrite is dissolved in sufficient water to prepare 2.3 L of solution, the resul...

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is def...

Q: The odor of vinegar isdue to the presence of acetic acid.CH.COH, a weak acid Which of the following ...

A: Given: Concentration of acetic acid in the solution = 1 M. And the solvent is water.

Q: CH3 HBr 6. Consider the following reaction: ? ČH3 a) Draw the two possible allylic cations that coul...

A: The answer is as follows: Note: as per company policy we can attempt first three sub parts only, ple...

Q: The AGʻrxn for the reaction: N2(g) + O2(g) 2 NO(g) is +173 kJ/mol at 25 °C. What is the equilibrium ...

Q: Which of the following will you use to find the Ka value for bromocresol green? Select one: a.The g...

A: the Ka value for bromocresol green, we can calculate from

Q: Materials and detailed methods: paragraph or two explain how the experiment was done Raw Data: W...

A: Diels -Alder reaction takes place in reactions between conjugated diene and an alkene. In this react...

Q: The hydronium ion concentration of an aqueous solution of 0.429 M diethylamine (a weak base with the...

Q: Consider the reaction: BaSO4 Ba2+ + SO42-; Ksp = 1.1 x 10-10 What is ΔG° at 25 °C? 57 kJ/m...

A: Given Data : 1. Ksp = 1.1×10-10 2 . Temperature = 25oC = (25+273)K ...

Q: Consider the following reaction: O3(g) + NO(g) –→ NO2(g) + O2(g) E = 11.44 kJ mol 1 A catalyst is ad...

A: Given : Activation energy without catalyst = 11.44KJ/mol Activation energy with catalyst = 7.76KJ/mo...

Q: Methanol (CH3OH) burns in air according to the equation 2CH3OH + 302 2CO2 + 4H20 If 189 g of methano...

A: Given : Mass of methanol = 189g

Q: (d) Br. HCI (е) H3CO HCI H3CO (f) F3C HCI F3C

A: We need to form the product from the given alkenes that react with HCl. The products and reaction m...

Q: Consider this chemical reaction, where moving from left to right represents moving forward in time. ...

Q: Consider the reaction: N204(g) 2 NO2(g). What is AS° at 25 °C? AHP, kJ mol-1 AGf, kJ mol-1 NO2 33.85...

Q: About 50% of ucunary.calaulikidncystones).consist of calcium phouphale, Ca(PD.) The nomal mid-cange ...

Q: While not true in general, many aqueous reactions approximately double their rate for an increase in...

A: Answer: Arrhenius equation can be used to calculate the activation energy.

Q: Given the activation energy of a chemical reaction is 26.5 kJ mol-1. Dese Ea d explain, the effects ...

A: Given : Temperature is changing from 100C to 350C

Q: At 2000 °C, N2(g) + O2(g) 2 NO(g); Kc = 4.10 x 10-4 What is Kp for this reaction? 2.17 x 10-...

Q: Which of the following describes an electrolytic cell? The energy is transformed from chemical to el...

A: Answer An electrolytic cell electrical energy convert into chemi...

Q: TABLE 10.10 Angular Overlap Parameters: Sigma Interactions Octahedral Positions Tetrahedral Position...

A: In the given question, the energy of dxy orbital in the presence of upcoming ligands is needed to be...

Q: The height of the column in a mercury barometer is independent of the A. Atmospheric pressure C. Dia...

A: Given: To explain to independency of the height of the column in a mercury barometer.

Q: One water molecule can donate a proton to another in a process called the equilibrium constant expre...

Q: Which is the reductant and oxidant in the reaction? S2032- + 12 - 1 + S406² I'is the reductant; S406...

A: Given : We have to tell oxidant and reductant .

Q: . Let’s say you did this experiment again and got to the drying /filtering out the drying agent step...

A: (a) During the working up of a reaction, In the step which involves the addition of the drying agent...

Q: Name Haley oyle 20yle Sec. QUESTIONS 1. Why must the Erlenmyer flask and graduated cylinder be dried...

A: The answer are as follows:

Q: 7)ln molecules below, circle the group that showsthe most down fieldin both 'H and C NMR shift. CH3-...

A: 7. A molecule is given below CH3-CH2-CH2-O-CH(CH3)2-CH2(Cl)-CH=CH-CH3. We have to indicate the most ...

Concept explainers

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.

Question

please solve for part a & b .. im really lost and don’t know how to go about it , thank you!

Using data from your text and assuming that the tabulated values do not change with temperature,
(a) calculate AH
and AS
fus
for sodium metal and determine the melting temperature of sodium.
fus
ΔΗ
fus
kJ/mol
fus
J/K mol
Tmelt
°C

(b) calculate AH"
and AS"
vap
for sodium metal and determine the boiling temperature of sodium.
vap
AH°
vap
kJ/mol
As°
vap
J/K mol
Tpoil
°C

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

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?
How much heat is evolved when 1255 g of water condensesto a liquid at 100°C?
A student is asked to calculate the amount of heat involved in changing 10.0 g of liquid bromine at room temperature (22.5C) to vapor at 59.0C.To do this, one must use Tables 8.1 and 8.2 for information on the specific heat, boiling point, and heat of vaporization of bromine. In addition, the following step-wise process must be followed. (a) Calculate H for: Br2(l,22.5C)Br2(l,59.0C) (b) Calculate H for: Br2(l,59.0C)Br2(g,59.0C) (c) Using Hess's law, calculate H for: Br2(l,22.5C)Br2(g,59.0C)
Define the joule in terms of SI base units.
Equal masses of liquid A, initially at 100C, and liquid B, initially at 50C, are combined in an insulated container. The final temperature of the mixture is 80C. All the heat flow occurs between the two liquids. The two liquids do not react with each other. Is the specific heat of liquid A larger than, equal to, or smaller than the specific heat of liquid B?
If 14.5 kJ of heat were added to 485 g of liquid water, how much would its temperature increase?
What quantity of heat energy must have en applied to a block of aluminum weighing 42.7 g if the temperature of the block of aluminum increased by 15.2 °C? (See Table 10.1.)
When ethanol (grain alcohol, is burned in oxygen, approximately 1360 kJ of heat energy is released per mole of ethanol. mg src=Images/HTML_99425-10-44QAP_image002.jpg alt="" align="top"/> What quantity of heat is released for each gram of ethanol burned? i>What is for the reaction as written? How much heat is released when sufficient ethanol is burned so as to produce 1 mole of water vapor?
If 125 J of heat energy is applied to a block of silver weighing 29.3 g, by how many degrees will the temperature of the silver increase? (See Table 10.1.)
9.47 If 14.8 kJ of heat is given off when 1.6 g of HCl condenses from vapor to liquid, what is Hcond for this substance?
Draw a diagram like Figure 2.11 that illustrates the change in enthalpy for the chemical reaction C s 2H2 g CH4 g Which is exothermic by 74.8 kJ/mol.