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A Level

How does the anticancer agent cisplatin work?

(The molcule of Cisplatin is made up of a central platinum atom covalently bonded to two ammonia (NH3) groups and two chlorine (Cl) atoms and has a square planar structure). Cisplatin works as an anticanc...

JS
Answered by James S. Chemistry tutor
7658 Views

How do I go about comparing two pieces of music in an analytical essay?

In order to structure a comparative essay at this level it is best to break the pieces down, and compare and contrast them in terms of their melody, rhythm, harmony, instrumentation, texture and structure...

LC
Answered by Luke C. Music tutor
46610 Views

Integrate ln(x).

When tackling an unobvious integral question, first run through all the possible methods. I will now list the methods of integration: Substitution: could use this method, but it wouldn’t be particularly h...

MC
Answered by Melanie C. Maths tutor
4685 Views

Must I take Economics for my GCSES before A-levels? If not, will the catching up be difficult?

I did not do A-level Economics, as I did the IB Diploma instead. Having said that, the first few chapters are more or less the same. I also did some self-study on GCSE Economics (though I did not take the...

AC
Answered by Ambrose C. Economics tutor
2099 Views

How is the perfect tense formed in German?

There are two different types of past tense in German - the perfect and the preterite. The perfect tense is more commonly used in speech and is arguably the easier of the two to construct. To construct th...

LF
Answered by Liam F. German tutor
2391 Views

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