Asked Nov 13, 2019

Estimate the change in enthalpy (delta H) for the dissociation for HCl(g) into H+(g) and Cl-(g)

Ionization energy for H 1312 kJ/mol

Electron affinity for H (-72.8 kJ/mol)

Ionization energy for Cl 1251.2 kJ/mol

Electron affinity for Cl (-349 kJ/mol)


Expert Answer

Step 1

Bond dissociation energy(BDE) of HCl is 427 kJ.

The g...


Image Transcriptionclose

H(g)+ Clg) HCl(g) 427 kJ/mol BDEH-C н (?) >H* (g) + e 1312 kJ/mol IE Cl (g) cl(g)e EA= 349 kJ/mol HCl(g) >H* (g) + Cl (g) Dissociation reaction


Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in



Chemical Thermodynamics

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A

Q: A 0.226 g sample of carbon dioxide, CO2, has a volume of 525 mL and a pressure of 455 mmHg. What is ...

A: The temperature is determined as follows,


Q: Predict the organic products, in any order, when the following alkene is subjected to ozonolysis wit...

A: The given reaction is Ozonolytic followed by Reduction.The reactant is alkene and on ozonolytic foll...


Q: Determine the density of air at 22 °C and 760 torr. The molar mass of air is 28.9 g/mol. Assume idea...

A: GivenTemperature= 22+273K = 295KPressure of the air = 760 torrR= 62.364 L torr/K mol


Q: What are the hybridizations of nitrogen in NF3 and NH3 respectively?

A: Hybridization is the mixing of valence atomic orbitals to get equivalent hybridized orbitals that ha...


Q: HCI VIO 4. Draw the Lewis structures for the following: (a) K (b) Cl (d) Ca2 (c) O2 nolar and which ...

A: Lewis Structure is a very simplified representation of the valence shell electrons in a molecule. It...


Q: Which one of the following salts produces a basic solution when dissolved in water? Please explain r...

A: Ammonium chloride will have ammonium ion and chloride ion. NH4+ is the conjugate acid of the weak ba...


Q: a cetain juice sample has [H+] = 1.0*10-4(exponet)   a. what is the ph for this sample   b. what is ...

A: Equations for pH, pOH calculation:


Q: 8. perform a retrosynthetic analysis by working backwards two steps in the synthesis below. Identify...

A: 1-Ethylcyclopent-1-ene reacts with hydration reaction via protonation to give 1-ethylcyclopentan-1-o...


Q: A metal with a threshold frequency of 2.20x10^15 s^-1 emits an electron with a velocity of 6.33x10^1...

A: The photo electric effect equation is given below.