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21-05-2019
Chemistry

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2. _Sn+ _NaOH→_NaSnO2 + _H2
3._H2SO4+ _NaCN » _HCN + _Na2SO4

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22-05-2019

Answer:

2. 2Sn+ 2NaOH→2NaSnO2 + _H2

3._H2SO4+ 2NaCN » 2HCN + _Na2SO4

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