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Why can ammonium sulfate be described as a salt?

A salt is an ionic compound which is made up of two groups of oppositely charged ions.
The overall compound of a salt compound must have an overall electrical charge of 0.
Ammon...

CR
Answered by Chloe R. • Chemistry tutor
29003 Views

What are the main forms of river erosion?

Definition: River erosion is a process through which the riverbed, banks and rocks are worn away.

There are 4 key types of river erosion:

CR
Answered by Chloe R. • Geography tutor
31717 Views

How would I solve x^2 + 7x + 10 = 0

The first step of solving this equation to find out what x is, is to factorise it.

This means grouping it into a set of double brackets which will take the form (x+a)(x+b)=0.

<...

WN
Answered by Will N. • Maths tutor
9324 Views

Factorise (x+3)(x-8)

(x+3)(x-8)

x*x= x^2

x*-8= -8x

3*x= 3x

3*-8= -24

=x^2 - 8x + 3x - 24

=x^2 - 5x - 24
NJ
Answered by Nikhitha J. • Maths tutor
3807 Views

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