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What's the difference between diffusion and osmosis?

These 2 processes can be easily confused because they are both based on the idea of molecules moving from an area of HIGH concentration to LOW concentration. Diffusion= movement of ANY molecule. From an a...

FH
Answered by Francesca H. Biology tutor
7443 Views

Solve the following fractional quadratic equation 14/(x^2-9)+1/(3-x)+(4-x)/(x+3)=7/(x+3), assuming x=/=+-3.

The first step is to find a common denominator. Since x^2-9 can be expanded to (x-3)(x+3) and 1/(3-x) can be written as -1/(x-3), we can see that all the terms contain either (x-3), (x+3), or both. Theref...

EH
Answered by Evelin H. Maths tutor
8605 Views

Describe and explain the formation of a meander

Meanders are bends in a river. The formation first develops from alternating bars of sediment, called riffles. Low flows of water in the river have a low hydraulic radius which means there is not enough k...

AK
12207 Views

What is the structure of fluoroform (CFH3)? Does it have a dipole, explain your answer.

CFH3 has a tetrahedral structure. It has a dipole pointing from the carbon to the fluorine because the fluorine is more electronegative than carbon. Fluorine is also much more electronegative than hydroge...

RC
Answered by Rosa C. Chemistry tutor
6594 Views

Hi Daniel, I'm struggling to make my personal statment stand out from the rest. Can you give me some advice?

Hi,

From my experience the key to writing an effective personal statement lies in 3 main factors:

1) Demonstrate your passion and commitment for the subject. After all you're goin...

DM
3358 Views

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