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Explain why longer chain alkanes have a higher boiling point than shorter chains.

For the boiling point to be reached all of the intermolecular bonds must be broken. In an alkane the only two elements are hydrogen and carbon. The molecular structure of the alkane means that the intermo...

AJ
Answered by Amal J. Chemistry tutor
13124 Views

What is meant by the term stroke volume?

Stroke volume is the amount of blood, in one contraction, that is pumped from the left ventricle of the heart. The normal range for this is 50-100ml.

LK
Answered by Livia K. Biology tutor
3315 Views

'Stevenson presents Silver as wholly amoral and unlikeable'. How far do you agree with this statement?

The writer’s depiction of Silver as a foil to the novel’s thematic backdrop of duty and honour prevents the reader from being able to see him as possessing any sense of morality. Jim compares Silver to a ...

HC
Answered by Harry C. English tutor
1471 Views

What is a boson, as described by the standard model?

A boson is a "force-carrier": a particle that corresponds to one of the fundamental forces of nature. There are four fundamental forces, which include: Gravity, Electromagnetism, Weak Nuclear Fo...

LL
Answered by Lewis L. Physics tutor
1746 Views

How do you form the subjunctive of an -er verb?

In order to find the subjunctive of an -er verb, you first have to know how to conjugate them in the indicative. So let's take the verb "aimer", to love. First, you have to find the ils

CG
1783 Views

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