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Why don't Hydrocarbons and Water Molecules mix, and why might an emulsifier fix this?

Hydrocarbons are long chained, non-polar molecules of Carbon and Hydrogen. As the chain length increases the boiling point of oil increases and the intermolecular forces get stronger. At smaller chain len...

JP
Answered by Joshua P. Chemistry tutor
6497 Views

64% of an audience are female. Work out the ratio females : males Give your answer in its simplest form.

64% are female. This 64% out of 100%.

36% are male  

So the ratio is 64 : 36 or 32 : 18


Can then be simplified to 16 : 9

JQ
Answered by Jordan Q. Maths tutor
3263 Views

Why is globalisation a contentious term?

The notion of globalisation, or increasing interconnectivity, is, broadly speaking, the idea that the international order has become more interdependent in a range of areas pertaining to economic, social,...

RA
3745 Views

Use chain rule and implicit differentiation to find dy/dx for y^3 = 1 + 3*x^2, then show that they are equal

When using the Chain Rule, it is best to put our equal in a form where there are no operations performed on the subject. i.e. y = (1 + 3*x2)1/3

Then to help make it clear what...

JP
Answered by Joshua P. Maths tutor
8698 Views

Explain the significance of a ‘balanced ticket’ in US presidential elections.

The term 'balanced ticket', within the context of a US Presidential election, means when a presidential candidate chooses their running partner who embodies alternative values, beliefs or minority represe...

AM
15906 Views

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