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Describe how crude oil is separated into fractions in industry

Crude oil is made of many hydrocarbons that can have differing lengths . A hydrocarbons length determines it's boiling point due as a higher number of atoms in the chain means it has more Van Der Waals force...
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Answered by Ben H. • Chemistry tutor
3263 Views

What is personification in poetry?

Personification is when writers give human characteristics to anything that is non-human. For example, objects, ideas, or animals. This can have a powerful descriptive effect for the reader. For example 'the...
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Answered by Lisa P. • English tutor
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What is a hypothesis test

A hypothesis test is used for deciding if something is statistically significant or not. You begin stating your two hypotheses H0: Null hypothesisH1: Alternative hypothesisFor example in a linear regression,...
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Answered by David A. • Maths tutor
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Describe the process of semi-conservative replication and why is it so important?

The process of DNA replication involves unwinding the original DNA strand by the enzyme DNA helicase . This enzyme breaks the hydrogen bonds between complimentary bases forming two single strands of DNA. Eac...
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Answered by Neha M. • Biology tutor
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How do I find research for discursive writing?

Research for discursive essays can be found through websites, books and articles. Be sure to avoid using sources which are not academic (Wikipedia, etc). A good example of research for a discursive essay on ...
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Answered by Thomas B. • Russian tutor
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