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What happens when you heat Calcium Carbonate?

First can you tell me what kind of reaction is this reaction? Thermal decomposition Secondly can you tell me the products of this reaction and have a go writing the formulae? CaCO 3 -> CaO + CO 2
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Answered by Kyle P. • Chemistry tutor
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Explain how smoking can increase blood pressure?

There are two main reasons that smoking can increase blood pressure: Cigarette smoke contains nicotine which, once inhaled, can enter the bloodstream and cause the release of adrenaline which increases the h...
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Answered by Oliver H. • Biology tutor
8293 Views

What are the advantages of doing business as a sole trader?

In answering this question, a few things must be taken into consideration. FIrstly, the question clearly asks for the advantages of being a sole trader. This means that any time wasted in explaining a disadv...
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3137 Views

Find the equation of the line passing through the point ( 2, −3) which is parallel to the line with equation y + 4x = 7

First we rearrange the equation y + 4 x = 7 to y = −4 x + 7 So we can see that the gradient of this equation is −4. Since the line we are looking for is parallel, it must have the same gradient, −4. So now w...
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Answered by James K. • Maths tutor
6051 Views

How do I understand the basics of British Politics?

The British government is made up of two houses: the Hosue of Commons (the lower house) and the House of Lords (the upper house). The House of Commons is often seen as more important and active than the Hous...
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Answered by Tess B. • Politics tutor
4505 Views