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Separating different sized hydrocarbons (from crude oil)Different length hydrocarbons have different strength VDW forces between their moleculesTherefore longer length hydrocarbons have stronger VDW force...

Phospholipids are amphipathic molecules i.e. they have a hydrophilic (“water-loving”), polar head end, and a hydrophobic (“water-fearing”), nonpolar tail end (1 mark). The major phospholipids in most anim...

The latter would seem to make sense, as it is a direct translation of the English "I have lived/have been living here for 4 years", however, when desc...

The writer uses strong meaningful language; mainly adjectives to create a strong impact on the reader. 'Steinbeck' uses adjectives such as; 'dark, motionless, humid, quiet' to describe what the night was ...

Suetonius represents an example of an ancient biographer. While Suetonius was a Roman, the biographical tradition came from the Greeks and another example can also be found in Plutarch. Ancient biographie...