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Why can graphite conduct electricity but diamond can’t even though they are both purely made of carbon?

Though graphite and diamond are made of only carbon, they both have a different structure . The structure of Graphite consists of carbon atoms covalently bonded to 3 other carbon atoms. Each carbon atom ther...
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Answered by Diana T. • Chemistry tutor
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Calculate the number of moles in 23.0g of CO2? ( relative atomic mass : Carbon=12, Oxygen=16)

Firstly we need to work out the molecular mass of CO 2 . There is one carbon and two oxygens so we have to add the relative atomic mass (Ar) of one carbon and two oxygens. From the question we know the A r o...
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Answered by Dilan B. • Chemistry tutor
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Give an advantage of hard water.

Hard water tastes better.
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Answered by Angus B. • Chemistry tutor
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You have 10g of Sodium Carbonate, how many moles do I have to 2dp?

Sodium Carbonate is Na 2 CO 3 The molecular formula mass is 2xNa + 1xC + 3xO 2x23 + 1x12 + 3x16 = 106 g/mol m = 10g Mr = 106 g/moln=m/Mrn = 10/106 = 0.09 mol
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Answered by Sophie B. • Chemistry tutor
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What is an atom?

Atoms are the smallest particle of matter that cannot be divided and have a nucleus which contains protons and neutrons with electrons surrounding it in energy levels.
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Answered by Shazna B. • Chemistry tutor
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