Tag: Grade 10
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How to name alkanes and write their formulas
Alkanes are organic compounds that come from crude oil. Learn how to name alkanes and write their molecular formulas, condensed formulas, and displayed formulas.
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Crude oil and fractional distillation
Crude oil is a mixture of different types of hydrocarbons, so we need a way to separate them. There are different stages of refining crude oil, fractional distillation is the first step. It depends on the boiling point of a substance.
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What is a homologous series?
A homologous series is like a family of compounds that share certain properties. For example, there are notes on my website for grade 10 about alkanes, alkenes and alcohols. These are all different homologous series. But what does it actually mean if compounds are part of the same homologous series in terms of their similarities…
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How to solve quadratic inequalities
Inequalities use greater than or smaller than signs not an equals sign. How can we solve the equation to determine this range of values?
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Types of roots (the discriminant)
In quadratic equations, we commonly find the x-intercepts. These values tell us where the graph cuts the x-axis. It is possible to determine what roots the function will have without drawing a graph or solving the equation by using the discriminant.