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Chemistry , 20.05.2022 04:43

Calculate the enthalpy of reaction for the following equation. Use the table of the reaction of elements per mole of compound. Remember, the values are state dependent.
2 H2O2 (l) → 2 H2O (l) + O2 (g)
Element or Compound ΔHf in kJ/mol
O2 (g) 0 kJ/mol
H2O (l) - 285.8 kJ/mol
H2O (g) - 241.8 kJ/mol
H2O2 (l) - 187.6 kJ/mol
PCl5 (g) - 398.9 kJ/mol
H3PO4 (aq) - 1,277 kJ/mol
N2 (g) 0 kJ/mol
HCl (g) - 386.2 kJ/mol
HCl (aq) - 700.0 kJ/mol
OPTIONS
- 196.4 kJ
97.9 kJ
- 473.4 kJ
196.4 kJ
QUESTION 4
Calculate the enthalpy of reaction for the following equation. Use the table of the reaction of elements per mole of compound. Remember, the values are state dependent.
2 H2O2 (l) → 2 H2O (l) + O2 (g)
Element or Compound ΔHf in kJ/mol
O2 (g) 0 kJ/mol
H2O (l) - 285.8 kJ/mol
H2O (g) - 241.8 kJ/mol
H2O2 (l) - 187.6 kJ/mol
PCl5 (g) - 398.9 kJ/mol
H3PO4 (aq) - 1,277 kJ/mol
N2 (g) 0 kJ/mol
HCl (g) - 386.2 kJ/molHCl (aq) - 700.0 kJ/mol

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