Top answers

What should I do if I just don't understand a sentence?

There is always a way out. Words aren't the only way to understand meaning; syntax (the order of words) can give you a very good indication, especially in French. So a first thing to do is to break up the se...
JB
Answered by Julian B. • French tutor
2882 Views

Why is the model of the structure of biological membranes described as ‘fluid mosaic’?

The biological membrane is a complex, heterogenous structure, built by two lipid layers with proteins and molecules immersed and in it. Its properties were developed due to the fact that its main function is...
MS
Answered by Martyna S. • Biology tutor
4416 Views

Why are bit patterns often displayed in hexadecimal notation instead of binary notation?

Hexadecimal notation is compact, compared to binary notation, hence easier to understand by humans.
AK
Answered by Artur K. • Computing tutor
8573 Views

A curve C has the equation x^3 + 6xy + y^2 = 0. Find dy/dx in terms of x and y.

By differentiating with respect to x, 3x^2+6x(dy/dx)+6y+2y(dy/dx)=0 So, dy/dx(6x+2y)=-3x^2-6y so dy/dx = -(3x^2+6y)/(2(3x+y))
MH
Answered by Mike H. • Maths tutor
4435 Views

Describe the mechanism for bromination across a double bond

This mechanism is an example of an electrophillic addition reaction. Firstly consider the approach of a Br2, and how that bond will develop an induced dipole as a result of the high electron density on the d...
LO
Answered by Lewis O. • Chemistry tutor
3756 Views