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How do you calculate the pH of a weak acid?

Strong acids dissociate fully in so...

JM
Answered by Joe M. Chemistry tutor
12322 Views

How do I integrate by parts?

Lets use and example: y=xsin(x). If we try to integrate this normally, we find it very hard. The integration by parts method splits up the function we are integrating into manageable bits. The formula...

BW
Answered by Barnaby W. Maths tutor
4511 Views

What are the stages of drug testing?

The first stage when a new drug is developed is to model how it is expected to behave in the human body, test animals and individual cells on a computer. This ...

SW
Answered by Savannah W. Biology tutor
20150 Views

What is the difference between DNA and RNA?

DNA is a double helix, made up of two polynucleotide strands.  RNA is comprised of only one polynucleotide strand.  

The sugar in the sugar-phosphate backbone of DNA is deoxyribose, whereas ri...

CB
Answered by Claire B. Biology tutor
24798 Views

Describe and explain the function alveoli

Just to some basics:Gas exchange of carbon dioxide and oxygen occurs in the alveoli, small sac shaped branches of the lungs, grouped together similarly to grapes. When you breathe in, oxygen from the inha...

AV
Answered by Anh-Duong V. Biology tutor
15214 Views

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