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Chemical reactions and note

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Reference no: EM132101237

Find the heat of reaction (ΔH) for each of the following chemical reactions and note whether each reaction is exothermic or endothermic.

  1. SiO2 (s) + C(s)  CO2 (g) + Si(s)  where ΔHf for SiO2 (s) = -861 kJ/mol
  2. P4O10 (s) + 6 H2O(l)  4 H3PO4 (s)   where ΔHf for P4O10 (s) = -3024 kJ/mol and ΔHf for H3PO4 (s) = -1273 kJ/mol

Reference no: EM132101237

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