harithjoypesp6vjby harithjoypesp6vjby

26-06-2018
Chemistry

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name two substances that can be used to prepare hydrogen gas

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briannabass1117 briannabass1117

26-06-2018

Zn +2 HCl >> ZnCl2 + H2

CaH2 + 2 H2O >> Ca(OH)2 + H2

C(s) + H2O (g) >> CO (g) + H2

CO (g) + H2O ( g) >> CO2 (g) + H2(g)

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