chemistry

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Hydrogen peroxide decomposes according to the following thermochemical reaction
H2O2 --> H2O +1/2 O2 ; H= -98.2 kJ

calculate the change in enthalpy when 1.00 g of hydrogen peroxide decomposes.

  • chemistry -

    what part of a mole of H2O2 is one gram?

  • chemistry -

    -11.5

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