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Chemistry
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Explain three differences between particles in a solid state and particles in a gaseous state.

Particles in a solid state are packed very close together whereas in a gaseous state they are very far apart.Particles in a solid state have a regular, structured pattern whereas gaseous particles are ran...

FL
Answered by Frankie L. Chemistry tutor
2257 Views

Describe how you would distinguish between separate samples of the two 2 0 4 stereoisomers of CH3CH2CH2CH2CH(OH)CN [2 marks]


(Plane) polarised lightEnantiomers would rotate light in opposite directions
ill explain in more detail.

AJ
Answered by Aitisam J. Chemistry tutor
10323 Views

How do you describe the process of recrystallisation to purify a product?

When describing the process of recrystallisation, it is important that every step is mentioned. Firstly, the impure product must be dissolved in a minimum amount of hot solvent. The hot s...

CR
Answered by Chris R. Chemistry tutor
13567 Views

Propane and Chlorine react in the presence of UV light to give 2-chloropropane and HCl. Estimate the enthalpy change of this reaction using the following bond enthaplies (KJ/mol) : C-H=+413, Cl-Cl=+243, C-Cl=+346 and H-Cl=+432.

  1. Write equation, ensuring both sides are balanced.CH3CH2CH3 + Cl2 → CH3CH(Cl)CH3 + HCl (2.) Draw structural formula of all reactants ...
JW
Answered by Jasmine W. Chemistry tutor
32289 Views

Deduce the main organic product for the reaction of benzene with nitric acid in the prescence of sulfuric acid, and provide a complete mechanism for this reaction. (5 marks)

The answer to this question mostly involves drawing of chemical structures and mechanistic arrows.The organic product is nitrobenzene, which students would draw out as part of the mechanism, but must also...

EB
Answered by Erin B. Chemistry tutor
3288 Views

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