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How does Le Chatelier's principle work when the pressure is changed?

First of all, it is important to note that changing the pressure will only affect the gas molecules in the reaction. Taking a simple equilibrium equation such as: 2SO 2 (g) + O 2 (g) <===> 2SO 3 (g) Fr...
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Outline and evaluate research into the effects of leading questions on the accuracy of eyewitness testimony

A01: Loftus and Palmer (1974). Investigated how misleading information can alter memory post event. They asked participants to estimate the speed of two cars, changing cues provided in the question. Particip...
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Answered by Sianna B. • Psychology tutor
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Describe and explain the role of animal studies in attachment, provide an example

A01: Harlow’s Rhesus monkeys (1958). Harlow reared infant monkeys in isolation away from their mothers, causing privation, and put them in cages with two surrogate mothers. One was wire and a bottle of milk,...
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Answered by Sianna B. • Psychology tutor
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Describe the blood clotting process.

Platelets come into contact with an area of an artery wall which has become damaged, changing their shape from flattened disks to long thin projections. The platelets stick together, forming a temporary plug...
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Answered by Sarah S. • Biology tutor
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How can I begin to structure my essay to an A level standard?

One of the most important 'step-ups' from GCSE History is how you structure your essays. Here we will focus on the introduction. An essay’s introduction is one of the most important parts of your work, even ...
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Answered by Thomas B. • History tutor
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