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Give 3 ways in which the properties of ATP make it a suitable source of energy in biological processes.

Break down involves a single reaction (speed) Energy is released in small, manageable amounts. Soluble
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Answered by Molly T. • Biology tutor
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(Using the Quotient Rule) -> Show that the derivative of (cosx)/(sinx) is (-1)/(sinx).

This question is a typical example aimed to test the student's understanding of the quotient rule, a technique which is used very often in calculus problems. Answer: For a function f(x) = cosx/sinx = u/v, le...
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Answered by Mark H. • Maths tutor
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Find the integral of xe^(-2x) between the limits of 0 and 1 with respect to x.

We can identify xe^(-2x) as a product and hence we will most probably need to use integration by parts. We then set u = x and v' = x^(-2x). It is important to do it this way round so that when we differentia...
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Answered by Tom B. • Maths tutor
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When is the subjunctive triggered?

The subjunctive is known as mood rather than a tense in French as it denotes emotions such as hope, fear, desire as well as uncertainty which are triggered through certain verbs and impersonal phrases. The s...
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Answered by David A. • French tutor
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Why is the Harber process performed at higher temperatures rather than low?

The forward reaction in the Harber process is exothermic. Following Le Chatelier's principle, the reaction would therefore be favoured by using lower temperatures, increasing the yield of ammonia at equilibr...
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Answered by Thomas M. • Chemistry tutor
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