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Can you give and explain the mechanism for the reaction between aqueous Sodium Hydroxide (NaOH) and Chloroethane at room temperature? What is a competing reaction which may occur and how would you promote this reaction?

Chlorine is highly electronegative and hence electron withdrawing (briefly ask them what electronegativity is to make sure they're completely comfortable with the concept), so the carbon its directly attache...
ND
Answered by Ned D. • Chemistry tutor
8500 Views

What do subordinating conjunctions do and how can I tell if a word is one?

Subordinating conjunctions are words which send the verb to the end of the clause/phrase (this is sometimes the end of the sentence, but not always). They are common words, and correctly using them shows off...
RJ
Answered by Rebecca J. • German tutor
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What was the turning point in the African-American Civil Rights Movement?

The turning point in the American CR movement can be said to be a number of events: 1955 - the lynching of Emmett Till because he had an open casket funeral which exposed the brutality, well-documented by th...
RJ
Answered by Rebecca J. • History tutor
25768 Views

Using integration by parts, and given f(x) = 3xcos(x), find integrate(f(x) dx) between (pi/2) and 0.

We begin by quoting the integration by parts formula, as the question speciaficaly asks us to use it. integrate(u(x) v'(x) dx)|^(b) (a) = [u(x) v(x)]^(b) (a) - integrate(u'(x) v(x) dx)|^(b)_(a) To use this f...
AC
Answered by Aaron C. • Maths tutor
4146 Views

What is faith?

I think that faith is essentially the same thing as belief, except that its warrant for existing is rather different to the reference of empirically verifiable evidence or of general ‘experience;’ I think th...
WR
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