Top answers

What is the mechanism for nucleophilic addition reactions at carbonyls?

The carbonyl bond is polar as the oxygen atom is more electronegative than the carbon atom. This results in a partial positive charge on the carbon and a partial negative charge on the oxygen. A nucleophile ...
LO
Answered by Louise O. • Chemistry tutor
2927 Views

What is juxtaposition?

Juxtaposition is the deliberate placing of two contrasting words or concepts next to each other, in order to create a stark comparison. It is very often done in writing in order to highlight their difference...
AF
Answered by Alastair F. • English tutor
8927 Views

Why was the battle of Hastings fought?

Harold Godwinson and Duke William of Normandy fought the battle of Hastings in 1066 over the crown of England - the winner would get to be king. They were fighting because both of them claimed that they ough...
AF
Answered by Alastair F. • History tutor
7955 Views

Define the term monopoly and outline its characteristics.

Monopoly is a market structure where a single firm controls market's output and market share. Monopoly's characteristics are the following:There is only one firm in the industry Changes in the firm's output ...
ID
Answered by Iosif D. • Economics tutor
2694 Views

Find the first and second order derivative of the function, F(x)= 3x^3 - 7 + 5x^2, and then identify the maximum or minimum points.

F(x)= 3x 3 - 7 + 5x 2 i) F'(x)= 3 3x 2 + 2 5x F'(x)= 9x 2 + 10x ii) F''(x)= 2*9x + 10 F''(x)= 18x + 10 iii) for maximum or minimum points (stationary points) F'(x)=0 9x 2 + 10x = 0 x * (9x + 10) = 0 x = 0 or...
ID
Answered by Iosif D. • Maths tutor
1991 Views