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Chemistry

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If the standard enthalpy of formation of PH3(g) is +5.4 kJ mol-1, calculate the reaction enthalpy for
2PH3(g)--->2P(s)+3H2(g)

  • Chemistry -

    Sam--All of these are about alike. Drum that dHrxn = (n*dHf products) - (n*dHf reactants) into your head.

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