MCH Chemistry Help

29 June 2020

Kinetic law says ‘last will be first’

Reactions are usually complex events. Bonds are broken, formed, stretched and atoms driven by enthalpy and entropy in their marvelous path. From reactants to products, and […]
28 June 2020

Bonding Part 2 – Hybrid Orbital Theory

Valence bond theory (VB) and molecular orbital theory (MO) help explain why and how electrons are shared between atoms although their approaches are quite different.  Valence […]
27 June 2020

Bonding Part 3 – Resonance Theory

Once again we explore the world of valence bond theory but this time only be concerned with molecules that have at least three adjacent p orbitals […]
26 June 2020

Bonding Part 4 – Molecular Orbital Theory

Now that we have discussed hybrid orbital theory and resonance theory, let’s finally turn our attention to molecular orbital (MO) theory.  The power of the MO […]
13 June 2020

Thermal Equilibrium – Simplified!

Setting the Scene – Back to Basics In order to understand the concept of thermal equilibrium (Chapter 1 section 1.4 of the physical chemistry textbook), we […]
8 June 2020

May the Energy be with you! Yoda’s Law of Thermodynamics

Sci-fi authors often deal with a really big problem: how to obtain all the energy needed by spaceships to move? How can people obtain longer lives, […]
4 June 2020

Particles, waves and the key to understanding quantum mechanics

The foundations of quantum mechanics (Section 11.3) of the Physical Chemistry textbook, introduces the idea that electrons must be considered as both a particle and as […]
31 May 2020

A hydrogen line spectrum approach to understanding Bohr’s atomic theory

The discovery of atomic structure was the key that unlocked the door to modern understanding of structure and reactivity. Let’s take a moment to review a […]
27 May 2020

Colligative properties: point of view of the molecules!

Colligative properties have particularly interesting…well, properties! The most important of them is, as far as I understand from my students, their independence on the chemical nature […]

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