Valence electrons are the electrons that are located in the outermost shell of an atom. In other words, these are the electrons that can be gained or lost during a chemical reaction. In order to determine the number of valence electrons...

The citizens of a nation lend money to their government, which adds to the national debt. This is the most secure way of raising money from an economist's point of view. Many developed countries prefer this method of borrowing money....

When it comes to investing, there are many different strategies - each with its own proponents and critics. In this episode we dive into one of those famous Wall Street debates: 'active vs passive'. What do those mean and which one is...

This video covers:

- What particle theory is (also known as kinetic th
eory)
- How substances change from one state to another e.g. from solid
to liquid
- The idea that density doesn't change when substances...

This video covers:

- What condensation polymers
are
- How they're made from dicarboxylic acids
and diols
- How the monomers join togethe
r (ester bonds)
- How to
write the equations
- Why condensation...

This video covers:

- What bond energie
s are
- That bond breaking is en
dothermic
- That bond formation
is exothermic
- How to calc
ulate bond energies
-

Two example calculations r/>
This video
is...

In this video, we explore the diamond and graphite which are two allotropes of solid carbon and we compare their structure and properties. Allotropes are different structural forms of the same element in the same physical state.

This video covers:

- How the carbon carbon double bond allows alkenes to form addition poly
mers
- How to write reactions for polym
erisation
- How to draw the monomers, polymers an
d repeat units
- The...

In this video you'll learn:<br/>
- What hydro<br/>carbons are<<br/>br/>- What alkanes are
<br/>- The general formula for alkanes
- An example of using that general formula to work out the molecular formula of 'octane'

This video explains 'particle theory' and uses it to describe the 3 states of matter: solid, liquid and gas. It also covers how substances move between these states at the particle level. This video is suitable for: - All exam boards -...

Everything you need to know about polymers!<b<br/>r/>

Polymers are large molecules made up of lots of repeating units called monomers. This video covers: how to identify them, how to draw them, and their properties.

Here's why cooking a turkey is so hard - and how brining can help.

This holiday season, instead of busting your budget, consider something with less instant gratification, but a bigger bang for your buck: gifting stocks and bonds. Here's how to do it.

Not all spicy sensations are the same, so what does “spicy” actually mean?

This video explores five fun facts about chemical bonds.

This video is answering the question of what is chemical energy.

This video is answering the question of is energy created when bonds are formed.

This video is answering the question of how strong are chemical bonds.

In order to generate significant wealth, one must invest their money. But how does investment work? What does one invest in? What are stocks, bonds, and mutual funds? If you are earning money on an investment, what type of interest in...

A self-regulatory organization is an organization that exercises some degree of regulatory authority over an industry or profession. The regulatory authority could exist in place of government regulation, or applied in addition to...

Interest rate hikes are often portrayed as a bad thing for consumers, but when it comes to investing, they could present opportunities for profit. Here's what you need to know.

In episode 22 of Supreme Court Briefs, Texas sells bonds from a country it claims to no longer be a part of. After all is said and done, the Supreme Court decides whether or not Texas has a right to secede from the Union.

In times of uncertainty, gold can seem like an attractive option... but is it really a viable long-term investment?

Once upon a time, savings accounts were a decent investment option, but today they rarely keep up with inflation... what happened?