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What is the purpose of a catalytic converter, and what is the reaction equation of a process that it catalyses?

Catalytic converters are used in motor vehicles.They catalyse the conversion of potentially harmful gases produced in the combustion of motor fuel, into less harmful gases.The reactants for such a convers...

AB
Answered by Annie B. Chemistry tutor
4317 Views

Is it OK to use parts of another person’s personal statement that I found somewhere?

This is a question that a lot of students ask, and with good reason: studying for your A-Levels, applying to universities, and still having time for any other interests you most likely have can be really ...

IS
8647 Views

How do you differentiate ln(f(x))? Tricks like these occur commonly in STEP questions (including one I was looking at earlier today).

Assumed knowledge: The chain rule, implicit differentiation and being able to differentiate exp(x).Chain rule: d/dx = d/dy * dy/dxImplicit differentiation: f(y) = g(x) => f'(y)*dy/dx =...

JR
Answered by Joseph R. MAT tutor
2253 Views

How do I answer a question in the writing part of the exam?

There are several elements that need to be taken into account when replying to a question. To begin with, it is important that you understand what the question is asking; you must be careful not to go off...

RP
Answered by Rachele P. Italian tutor
2412 Views

How does the LNAT admissions test work and how should I prepare for it?

The LNAT is the national university admissions test which assesses the aptitude of prospective Law students. Not all universities require Law applicants to take this test, but the best Law schools do, so ...

LS
Answered by Lucy S. LNAT tutor
2966 Views

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