Top answers

How does fractional distillation work?

Fractional distillation separates the different molecules in a crude oil mixture because of their differences in boiling points. A fractional distillation column is heated at the bottom and gets progressivel...
GP
3423 Views

What is the difference between weathering and erosion?

Weathering is the breakdown and decay of rocks in-situ (where they originally lie) whereas erosion is the active removal (transportation) of weathered fragments.
BR
14630 Views

What is the sum of 3/5 and 7/8?

First of all we need to find a common denominator. This is the smallest number that can be divided by both 5 and 8, which is 40. 24/40 + 35/40 Method: 5 goes into forty 8 times and so we must multiply the 3 ...
BR
Answered by Benjamin R. • Maths tutor
9434 Views

What are the differences between Systematic Desensitisation and Flooding?

One difference between Systematic Desensitisation (SD) and Flooding as treatments of phobic anxiety is the time period used. SD is a behavioural therapy based on the principles of classical conditioning, des...
TD
42026 Views

For the following right angled triangle find the value of x to 1 dp.

x/4 = cos(50 o ) x = 4cos(50 o ) x = 2.6cm (1dp)
AP
Answered by Angus P. • Maths tutor
3947 Views