Search our library of homework questions

Top answers

All subjects

All levels

How can I improve my grade when writing a psychology essay?

One of the first things you can do before even trying to start an essay is looking at the marking criteria to see what the marker wants from you and what your essay needs to show. For example, in an AQA m...

Answered by Kelly L. • Psychology tutor

3157 Views

What are the possible human causes of climate change?

Arguably, the primary anthropogenic cause of climate change is the use of fossil fuels, which emit greenhouse gases. These gases can act negatively in the atmosphere by creating a 'blanket Earth' where ra...

Answered by Annalisa H. • Geography tutor

2157 Views

A curve has the equation: x^3 - x - y^3 - 20 = 0. Find dy/dx in terms of x and y.

x³ - x - y³ - 20 = 0 Find dy/dx. Differentiate with respect to x.
3x² - 1 - 3y²(dy/dx) = 0Therefore: dy/dx = (3x

Answered by Karishma P. • Maths tutor

3377 Views

How does increasing/decreasing temperature affect the equilibrium position of the following reaction: CuSO4.5H2O(s) ⇌ CuSO4(s) + H2O(l) ?

The endothermic and exothermic reactions should be identified. Note: if the forward reaction is endothermic, the reverse reaction will be exothermic with the same ΔH but opposite values.In this example: t...

Answered by Ayesha G. • Chemistry tutor

5771 Views

Literary commentary on Grace Chua's '(love song, with two goldfish)

In order to explore the concept of entrapment and the limited existence one subsequently experiences, Grace Chua uses goldfish as the embodiment of two humans who fall in love. It is through this represen...

Answered by Olivia T. • English tutor

14921 Views