Explain what is in one molecule of Sodium sulphide (Na2SO4)
The Na2 tells us there are 2 sodium atoms present, The S tells us there is one Sulphur atom presentThe O4 tells us there are four oxygen atoms presentTherefore, each molecule of Sodium Sulphide contains, 2 sodium atoms, one sulphur atom and four oxygen atoms
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Related Chemistry KS3 answers
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