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Why does a higher temperature means the rate of reaction is faster?

As you increase the temperature of a system, the particles gain more kinetic energy and move about more. This means that particles are likely to collide more frequently. These collisions are also likely to h...
DP
Answered by Daidria P. • Chemistry tutor
3239 Views

How do I know wether to use the sine or cosine rule?

You use the cosine rule when you have been given the length of two sides and an inclusive angle (the angle in between those two lines) or if you have been given the length of three sides.You use the sine rul...
DP
Answered by Daidria P. • Maths tutor
9778 Views

Function of the heart.

The funtion of the heart is to supply the body with oxygenated blood. In humans this is done by use of a double circulatory system. This means that the blood enters the heart twice before it is pumped to the...
PC
Answered by Peter C. • Biology tutor
4775 Views

When do I know whether to use "tu" or "vous"?

In French as well as Spanish and a few other languages, we have 2 different ways of addressing people: using the "tu" or the "vous".When talking to a friend, someone we know quite well or...
IT
Answered by Ines T. • French tutor
2625 Views

An arithmetic series is 2,5,8,11... What is the nth term of this sequence?

Step 1: Difference between each term is 3. As the difference is constant it means that the degree of n in the nth term formula must be 1 (i.e no n^2, n^3 etc.). As we are adding 3 to each successive term we ...
TM
Answered by Tarun M. • Maths tutor
38963 Views