How Do Acid Dissociation and Ionization Differ in Water?

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Homework Help Overview

The discussion revolves around the differences between acid dissociation and ionization in water, as well as a laboratory experiment to determine the concentration of calcium hydroxide using hydrochloric acid. The subject area is chemistry, specifically acid-base reactions and titration techniques.

Discussion Character

  • Mixed

Approaches and Questions Raised

  • Participants are exploring theoretical concepts related to acid-base chemistry, including the definitions and implications of dissociation and ionization. There are also inquiries about experimental methods for determining concentrations, particularly through titration.

Discussion Status

Some participants have provided insights into the theoretical aspects of the questions, while others have suggested practical approaches like titration. However, there is still a lack of detailed understanding regarding the experimental setup and the underlying principles of titration.

Contextual Notes

Participants are navigating foundational concepts in chemistry, with some expressing uncertainty about the practical application of titration and the theoretical distinctions between dissociation and ionization.

Raza
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Hi,
I need help on these two questions.

1.Describe the differences between the dissociation of an acid (or base) in water and the ionization of an acid (or base) in water.

2. A student working in a chemistry laboratory is given 2 bottles, each filled with 1.00L of clear and colourless liquid. The first bottle is labeled "Hydrochloric Acid - 2mol/L" and the other just simply says "Calcium Hydroxide" Describe an experiment that this student can conduct in order to determine the exact concentration in mol/L of calcium hydroxide.

I ask these questions because I have no idea what to do. Please help.

Thank You.
 
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Well from what i remember off my Freshman Chemistry. The Theory of Acid-Bases by Arrhenius will help to answer your first question.
 
1.Describe the differences between the dissociation of an acid (or base) in water and the ionization of an acid (or base) in water.

The first pertains to a reaction of the acid/base with water (Ka and Kb), the second refers to water's role in stabilizing the transition states and final ionic charges.
 
Raza said:
2. A student working in a chemistry laboratory is given 2 bottles, each filled with 1.00L of clear and colourless liquid. The first bottle is labeled "Hydrochloric Acid - 2mol/L" and the other just simply says "Calcium Hydroxide" Describe an experiment that this student can conduct in order to determine the exact concentration in mol/L of calcium hydroxide.

you could just set up an acid-base titration experiment.
 
My teacher has done an acid-base titration experiment during a class but I don't know how it works. Could someone explain it to me?
Thanks
 

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