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What is the structure of the human gas exchange system- how do we breathe in and out?

Named structures : trachea, bronchi, bronchioles, alveolinote: surface area increases as you go down levels, highest SA at alveoli
Breathing in : diaphragm contracts and exte...

AS
Answered by Ankita S. Biology tutor
2272 Views

What are the main differences between Classical Liberalism and Neo-Liberalism?

Classical liberalism unlike neo-liberalism is based more on the ideas of rights rather than economic prosperity. Classical liberalists focus on maximising individual freedom and on autonomy. Additionally,...

56163 Views

What is meant by 1st ionisation energy?

The energy required to remove an electron from 1 mole of gaseous atoms to form 1 mole of gaseous 1+ ions

TZ
Answered by Tiffany Z. Chemistry tutor
1723 Views

Why does phenol readily undergo electrophilic substitution but benzene does not without the aid of a catalyst?

Benzene's delocalised π system of electrons makes it not quite electron rich enough for the reaction to take place. The lone pair from the -OH group in phenol adds enough electron density into the ring so...

FB
2459 Views

In the years 1961-1963 the campaign to advance the rights of African Americans made only limited progress in the face of bitter opposition. Assess the validity of this view.

The first reason as to why the statement is not valid is because of the use of protest and student groups. This makes the statement less valid because, despite facing opposition, protest groups were influ...

LS
Answered by Libi S. History tutor
2351 Views

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