Answer to Question #193707 in General Chemistry for Joshua

Question #193707

Calculate Me


Given the thermochemical equation

  2SO2(g) + O2 SO3(g) ---> ∆H= -198.2 kJ/mol

 Calculate the heat evolved when 87.9 g of SO2 (molar mass 64.07 g/mol) is convertedto SO3.



1
Expert's answer
2021-05-19T02:28:17-0400

The conversion of 87.9g (1 mole) of SO₂ to SO₃ involves -198.2 kJ/mol of heat


Heat evolved when 87.9g of SO₂ in converted to SO₃ is given by:

=(-198.2)×


=

Therefore the heat evolved is




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