Top answers


What is an isomer?

Isomers are molecules which have the same molceular formula but have a different arrangement of atoms in space. This does not include when molecules have been rotated as their arrangment of atoms is still th...
AN
Answered by Anna N. Chemistry tutor
6663 Views

What is osmosis and how does it work?

Osmosis is basically the movement of water across a semi-permeable barrier (i.e. a barrier that lets some molecules through but not others - like a cell membrane). Usually, the water muct move down something...
ES
Answered by Emma S. Science tutor
26033 Views

What are some common themes in gothic literature?

Gothic literature is a genre of literature that developed from Romanticism in the 18th century, with The Castle of Otranto widely regarded as the first of its kind. The genre has many 'tropes', sterotypes or...
ES
57498 Views

How do I multiply 2 matrices?

To multiply two matrices we need to name them A and B. If for example we have 2 2X2 square matrices we know this will create a 3rd 2x2 martix For this example we will use : A: 2 -1 3 4 and B: 5 0 -2 -2 To mu...
CR
Answered by Ciara R. Maths tutor
16907 Views

What are the different types of plate margin?

There are three different types of plate margins you need to know about. Destructive (convergent) plate margin - this occurs where oceanic and continental plates move together. The denser oceanic plate subdu...
AW
Answered by Amy W. Geography tutor
18217 Views