(a) Name all the particles present in: (i)Sodium chloride solution (ii)Molten Sodium chloride (iii)Sulphurous acid (iv)Carbon tetrachloride (b)(i)Under the same conditions of temperature and pressure, you collect 2 litres of carbon dioxide, 3 litres of chlorine, 5 litres of hydrogen, 4 litres of nitrogen and 1 litre of sulphur dioxide. In which gas sample will there be: (1)The greatest number of molecules? (2)The least number of molecules? Justify your answer. (ii)Find the total percentage of oxygen in magnesium nitrate[Mg(NO3)2.6H2O] crystals. (H=1,N= 14,O=16,Mg=24)

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(a) Name all the particles present in: (i)Sodium chloride solution (ii)Molten Sodium chloride (iii)Sulphurous acid (iv)Carbon tetrachloride (b)(i)Under the same conditions of temperature and pressure, you collect 2 litres of carbon dioxide, 3 litres of chlorine, 5 litres of hydrogen, 4 litres of nitrogen and 1 litre of sulphur dioxide. In which gas sample will there be: (1)The greatest number of molecules? (2)The least number of molecules? Justify your answer. (ii)Find the total percentage of oxygen in magnesium nitrate[Mg(NO₃)₂.6H₂O] crystals. (H=1,N= 14,O=16,Mg=24)

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

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