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A walker falls through thin ice into very cold water. What does the body do to stop the core body temperature from falling too quickly?

The walker's body will do three things to help slow the decrease in core body temperature. The first is the walker will begin to shiver. Shivering is the spasming of muscles, the muscles as they work g...

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Answered by Jack T. Biology tutor
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A metal oxide has a relative formula mass (Mr ) of 81. The formula of this metal oxide is MO. Given that the relative atomic mass (Ar ) of oxygen is 16, what is the metal in the metal oxide?

The formula of the metal oxide is MO, which means there is only one oxygen atom bonded to the metal. The Mr of a compound is the sum of Ar of the elements that make up the compound. So, from this we ca...

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Answered by Jack T. Chemistry tutor
34830 Views

Why bother with learning calculus?

Calculus is the maths of change. This sounds familiar;

In mechanics changing distances, velocities etc... 

In motor sport Integration would be the sum of momentum over time ...

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Answered by Harpreet T. Maths tutor
4539 Views

What's the point of Maths?

Every subject has a paticular career path. Maths is an exception which is at the forfront of most things. Anytime you saw data, results, surveys, polls, predictions, forecasts, returns & any others...

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Answered by Harpreet T. Maths tutor
4548 Views

Without a catalyst, an alkene will react with bromine while benzene will not. Why is this?

The pi-bonds in benzene are delocalised over the entire ring, while in an alkene the pi-bonds are only delocalised over two carbon atoms. This means that benzene has a lower charge denisity than an alk...

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Answered by Jack T. Chemistry tutor
17575 Views

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