Understanding Percentage Composition
The Law of Definite Proportions states that elements in a compound are always present in the same proportions by mass. The percent composition is the relative mass of each element in a compound. The...
View ArticleAtomic Properties: Electronegativity
Electronegativity (EN) is a property that describes an atom’s attraction for electrons in a bond. This property determines the type of bond which forms between two atoms. An atom with a higher...
View ArticleComplex Numbers Continued: Amplitude
This article assumes you have read our article on Polar Representation of a Complex Number Resuming from there, we had determined t = tan-1(b/a), which is called the amplitude or argument of the...
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Limits: Reaching for a Goal
A limit can be a difficult concept to grasp in mathematics, as it is a value that is never reached, but is ‘approached’ by an input, or index of some nature. Limits are essential for integrals,...
View ArticleDistance, Velocity, and Acceleration
There is a relationship between distance, velocity and acceleration. When you understand how they interact, and their equations; they are much easier to grasp. The relationship between distance and...
View ArticleQuotation Marks, and How to “Use” Them
Quotation marks are used in almost every type of text. Whether it is an essay for a school assignment, to a major publication, there is no escaping them. American quotation marks are used primarily in...
View ArticleNaming Covalent Compounds
When naming covalent compounds, prefixes must be used to identify the number of atoms. The prefixes are as follows. 1: Mono- 2: Di- 3: Tri- 4: Tetra- 5: Penta- 6: Hexa- 7: Hepta- 8: Octa- 9: Nona- 10:...
View ArticleDistance Between Two Points
People usually forget a formula to find a distance between two points. The thing is that, you don’t need to memorize the formula if you know where the formula comes from. The key essence to find the...
View ArticleDiffusion, Osmosis and Osmotic Pressure
Diffusion is the net movement of molecules because of a difference in the chemical potential or concentration between two regions. Molecules move faster when the difference/gradient is larger....
View ArticleWhat is a Homonym…Well a Pair of Pears!
Homonyms are words that sound alike, but they do not have the same meaning. Unfortunately, they look just enough alike to get past the unwary writer. In addition, those pesky words may also escape the...
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