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Which chemical would have a higher boiling point 1,3-dimethylbutane or hexane

Hexane would have the higher boiling point, due to the fact it's unbranched unlike 1,3-dimethlybutane, hexane would have more surface contact and hence more London forces acting upon it. As a result it wo...

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Answered by Talvin R. Chemistry tutor
3007 Views

Describe how to separate hydrocarbons of different lengths

Heat the oil up until it is a vapour Pass into fractionating column Negative temperature gradientHydrocarbons of different lengths have different boiling points They condense at different heights and are ...

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Answered by Mia N. Chemistry tutor
2086 Views

How does DNA replicate?

The first stage involves transcription within the nucleus, the gene of interest is unzipped from it's double helix by enzyme DNA helicase. once single stranded a piece of mRNA which is able to fit through...

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Answered by Talvin R. Biology tutor
2476 Views

Choose 3 types of malware, describe them and the ways in which they may harm a device.

Virus: This type of malware is able to self-replicate, it is deployed once the user opens its host files- possibly in the form of an E-mail attachment. Once opened the virus will become a memory resident,...

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Answered by Talvin R. Computing tutor
1453 Views

Integrate lnx with respect to x

= xlnx - the integral 1/x X x with respect to x= xlnx - the integral of 1 with respect to x= xlnx - x + c

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Answered by Sam B. Maths tutor
1199 Views

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