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137. Solving a chemistry problem

137. Solving a chemistry problem

Seller: Derkach

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Product description

  • Calculate the change in entropy ∆S ° under standard conditions for the reactions:

2H2S SO2 = 2H2O (l) 3S;

Zn H2SO4 = ZnS04 H2;

CH4 202 = CO2 2H20 (steam)