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Look up Co on the periodic table. Proton number is 27. Therefore, the number of electrons is 27. 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 3d 7 , 4s 2

Start the question by defining what is an inferior good - An inferior good is a type of good for which demand declines as the level of income or real GDP in the economy increases. Since we are looking at an ...

Question 3 is the longest and trickiest of the HAT questions. It’s also worth a significant portion of the marks (40/100) and therefore seems somewhat daunting. But there’s no need to worry - you can really ...

I would say logically and with plenty of practice beforehand. I would start by reading the poem through at least twice, then on the thirs time take three different coloured highlighters - one for structure (...

I would look at what starch is, what process is happening and how does it happen: Starch molecules are carbohydrates composed of sugar monomers of carbon, hydrogen and oxygen, a single sugar molecule is call...