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What is meant by the term homologous series?

A series of compounds with the same functional group, having similar chemcial properties and reactions.

HC
Answered by Humza C. Chemistry tutor
7252 Views

Explain how the alveoli create a surface for efficient gaseous exchange

Firstly, the alveoli walls consist of a one-cell thick layer of squamous epithelium. This means there is a thin barrier to diffusion, and a small distance for oxygen molecules to diffuse across to get to ...

HC
Answered by Humza C. Biology tutor
20231 Views

How do I write a good introduction for my essay?

When writing an introduction, being concise and precise is key. Your introduction should contain no more than a couple of sentences, depending on the length of your essay. It should provide a very general...

EM
Answered by Ella M. English tutor
2266 Views

Differentiate y = (3x^2 + 1)^2

Looking at this question the first thing we should notice is that there is a an x squared inside a bracket which is also squared. As there is function inside a function we must use the chain rule. The sim...

HB
Answered by Hannah B. Maths tutor
5772 Views

Integrate the following equation to find y: dy/dx = 3x^2 + 2x + 6

Notice that integration is simply the opposite of differentiation. So, if we just integrate this term-by-term then we can find an expression of y in terms of x.

So, when we integrate dy/dx becomes ...

MM
Answered by Murray M. Maths tutor
12449 Views

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