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What is Le Chatelier's principle?

This is an quilibirum law tthat can be aplied to closed systems at dynamic equilibirum. Closed means that nothing can enter, nor leave the chemical system and dynamic equilibrium means that the rate of the f...
MA
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What to expect as a medical student?

Studying medicine at different universities will mean of course the curriculum is slightly different, but the general principles are the same. It is more than likely than you will have to work longer/harder ...
TP
3346 Views

When is the subjunctive used in Spanish?

In Spanish, the subjunctive mood is used to communicate meanings which are subjective or less certain than the indicative mood. The indicative mood is used to express certainty and objectivity; whereas the s...
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Answered by Rachelle O. Spanish tutor
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How does an action potential cause contraction in skeletal muscle?

The point at which a motor neurone synapses with a muscle fibre is called the neuromuscular junction. The unmyelinated nerve fibre stops around 30 nanometers before the muscle fibre, leaving a gap called the...
OM
Answered by Orla M. Biology tutor
11638 Views

how to integrate by parts

If you aren't lucky enough to be told in the question, the first thing we have to do is know when we should you integration by parts. Well, like most things in maths this should become second nature to you w...
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Answered by Tim M. Maths tutor
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