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What is meant by absolute poverty and analyse how access to clean water, or another essential item, is closely linked to production, income and wealth, within countries and between countries.

Absolute poverty is characterised by acute deprivation of human needs such as: food, safe drinking water, shelter, education and information. Consequently, absolute poverty is seen mostly in low economically...
CB
Answered by Ciaran B. • Economics tutor
2513 Views

Describe how information passes across a synapse.

A chemical called a neurotransmitter passes from one neurone to the next causing an electrical impulse.
JH
Answered by Jordan H. • Biology tutor
6591 Views

Given y = ln((2x+3)/(7x^3 +1)). Find dy/dx

y = ln(2x+3 / 7x^3 +1) d/dx(2x+3 / 7x^3 + 1) by quotient rule which is(v.du/dx - u.dv/dx) / v^2 where u=2x+3 and v=7x^3 +1 gives (-27x^3 -63x^2 +2) / (7x^3 +1)^2 so d/dx(ln(2x+3 / 7x^3 +1) = ( (-27x^3 -63x^2...
SB
Answered by Samuel B. • Maths tutor
4250 Views

What is meant by the term amphoteric? and give an example of a reaction using NaOH that could be used to distinguish between a solution of amphoteric AlCl3 and non-amphoteric MgCl2.

The phrase amphoteric describes a compound that reacts with both acids and bases. NaOH can react with both AlCl 3 and MgCl 2 to give a white precipitate but the addition of excess NaOH causes the amphoteric ...
LL
Answered by Lois L. • Chemistry tutor
15387 Views

Is First Past the Post the best electoral system for general elections to the UK Parliament?

Electoral systems can produce significantly different results to each other, and the chosen system prioritizes certain aspects of governance over others. Majoritarian systems (such as FPP or AV) often produc...
TP
Answered by Tom P. • Politics tutor
5424 Views