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Can you explain what bitmasking is, and how it works and what it's used for?

There are many instances where we simply want to know what the value of one port, or some particular bits in the status register are. Masking all other bits will essentially isolate this bit, regardless of t...
JM
2321 Views

How can I make better use of quotations in my essay?

At A-Level, examiners want you to be able to use your quotation as a springboard for critical and contextual discussion. For this reason, an effective strategy when memorising quotations is to pair each one ...
EW
3928 Views

How does electrophilic aromatic substitution occur?

The delocalised ring in aromatic compounds (such as benzene) is very stable and therefore requires a very strong electrophile to be created before it will react. An example of this would be the formation of ...
MP
Answered by Miles P. • Chemistry tutor
2906 Views

It is often said that literature is a voice for social commentary. How is this true of at least two of the works that you have read?

Joseph Conrad's Heart of Darkness and F. Scott Fitzgerald's The Great Gatsby both explore their contemporary contexts. In both, they introduce narrators into an alien context; Conrad explores late nineteenth...
WP
3089 Views

Outline one or more ways in which behaviourists treat phobias.

One of the ways in which behaviourists treat phobias is by using systematic desensitisation. This process is based on classical conditioning (counterconditioning). The treatment involves replacing an unwante...
AA
12537 Views