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Write equations for the reaction of propanoic acid with methanol and name any organic products.

This reaction is the formation of an ester because the reactants are a carboxylic acid and an alcohol. Propanoic acid has 3 carbons and will have the functional group COOH: CH 3 CH 2 COOH Methanol has 1 carb...
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Answered by Bethan H. • Chemistry tutor
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What is the difference between a causal and a sectional pressure group?

The difference between a causal and a sectional group is who joins them and why they join them.A causal group is a group dedicated to one cause ; with members having a shared purpose or interest in that caus...
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Answered by Alex G. • Politics tutor
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The finite region S is bounded by the y-axis, the x-axis, the line with equation x = ln4 and the curve with equation y = ex + 2e–x , (x is greater than/equal to 0). The region S is rotated through 2pi radians about the x-axis. Use integration to find the

formula for volume of solid generated = 2pi x integral between limits of y 2 expand ( e x + 2e -x ) 2 = e 2x +4+4e -2x integrate e 2x +4+4e -2x with respect to x= 1/2(e 2x ) + 4x - 2e -2x (+C) however c won'...
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Answered by Kit T. • Maths tutor
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How do I structure essay questions? For example: “What is the most important theme in the book/film?”…

Sample essay planIntro: Summarise book/film in 1 sentence Identify 3 or 4 possible themes and state that you will analyse them in the essayMain body: 3 or 4 paragraphs (1 per theme) Identify 1 or 2 examples ...
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Answered by Jessica T. • French tutor
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Please explain the three types of data you will need to know for A-Level Psychology. Give examples of each.

Nominal data is data that is categorised. For example, what pet do you have: Dog, cat, otherOrdinal data is data that can be put in order. For example, Jim scored 35 on a test and Joe scored 16 so Jim is bet...
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Answered by Maya B. • Psychology tutor
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