Top answers

Explain some trends when going down Group 7 of Halogens in the Periodic Table

Going down Group 7 in the period table, the mass number increases, so the element becomes heavier. The period increases so the number of shells increase, though they all still require one electron to fill it...
SC
15683 Views

A is the point with coordinates (5, 9) B is the point with coordinates (d, 15) The gradient of the line AB is 3 Work out the value of d.

To work out the coordinates of point B, you need to look at all of the information that is given in the question.The question tells you that the gradient of the line is 3, which implies that we need to use t...
SC
Answered by Sophie C. • Maths tutor
9276 Views

What is postmodernism?

Postmodernists are theorists in sociology, contrasting with modernists, who believe that we have left modern society and are instead currently in postmodern society. Most theories covered in sociology e.g. t...
LV
Answered by Lucy V. • Sociology tutor
5456 Views

'Gerard Manley Hopkins' poetry is best at its simplest' - Discuss.

Gerard Manley Hopkins is frequently referred to as one of the three or four ‘best’ Victorian poets. When describing art, the descriptor ‘best’ is subjective, as is ‘simplest’ – making either contention trick...
JC
2489 Views

A rectangle has the length of (2x + 5) and the width of (3x - 2). The perimeter of the rectangle is 36cm. Find the length and width of this rectangle.

Perimeter = (2x+5) + (2x+5) + (3x-2) + (3x-2) = 36= 10x + 6 = 3610x = 36 - 6 10x = 30x = 30/10x=3cmLength = (2x + 5)=2 X 3 + 5=6+5Length =11cmWidth = (3x - 2)= 3 X 3 - 2=9 - 2Width = 7cmDouble check: (2x+5) ...
JM
Answered by Jamie M. • Maths tutor
4604 Views