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2K+2H2O=2KOH+H2ä¹ååçååº2KOH+H2SO4=K2SO4+2H2O
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2Ga+6H2O==2Ga(OH)3â +3H2â ï¼2Ga(OH)3+3H2SO4==Ga2(SO4)3+6H2Oï¼
2Ga+3H2SO4==Ga2(SO4)3+3H2
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