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What is the difference between Sn1 and Sn2 reactions?

Both Sn1 and Sn2 reactions are nucleophilic substitution reactions. Sn1 reactions proceed via 2 steps. An example of this is the substitution of a halogen group such as bromine with an OH- group forming an a...
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Answered by Joseph S. • Chemistry tutor
7740 Views

Convection, conduction and radiation in space

On Earth we notice convection through breathing, conduction through heat and radiation through sunlight. But do we notice these in space? And if not, then why? Let’s make a few definitions. Convection is the...
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Answered by Daniel S. • Physics tutor
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What is the difference between an endocrine and exocrine gland?

An endocrine gland secretes its products, for example hormones, directly into the blood. An example of an endocrine gland is the adrenal gland which secretes adenaline made in the adrenal medulla directly in...
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Answered by Maddalena C. • Biology tutor
274759 Views

How do you differentiate 2 to the power x?

let y=2 x {take natural logs of both sides} ln y = ln(2 x ) {use rules of logs to change right hand side} lny = xln2 {differentiate implicitly} 1/y . dy/dx = ln2 {make dy/dx the subject} dy/ dx = y ln2 {writ...
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Answered by Jack R. • Maths tutor
165317 Views

In what way does Bourdieu challenge the concept of meritocracy in education?

Bourdieu does this through his 3 forms of 'capital'. The normal usage of the term capital relates to currency, or the tools we use to navigate through society. Bourdieu extends this concept to include 'socia...
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Answered by Connor N. • Sociology tutor
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