- Practice 5 2 Practice Exercise 14 10 Using The Standard Enthalpies Of Formation Listed In Table 4 3 Calculate Arxnh 1 (14.96 KiB) Viewed 21 times
- Practice 5 2 Practice Exercise 14 10 Using The Standard Enthalpies Of Formation Listed In Table 4 3 Calculate Arxnh 2 (46.58 KiB) Viewed 21 times
TABLE 4.3 Standard Enthalpies of Formation, 4 Hº at 298 K Substance Formula A Hº (kJ mol-) Acetylene CzH2(g) 226.8 Ammonia NH3(g) - 46.19 Benzene C.H.() 49.0 Calcium carbonate CaCO3(s) -1207.1 Calcium oxide CaO(s) -635.5 Carbon dioxide -393.5 Carbon monoxide CO(g) -110.5 Diamond C(s) Ethane CH () -84.68 Ethanol C2H5OH(1) -277.7 Ethylene CzH4(g) 52.30 Glucose CH,206(s) -1273 Hydrogen bromide HBr(g) -36.23 CO2(8) 1.88 Formula Substance Hydrogen chloride Hydrogen fluoride Hydrogen iodide Methane Methanol Propane Silver chloride Sodium bicarbonate Sodium carbonate Sodium chloride Sucrose Water HCl(g) HF(g) HI(g) CH4(g) CH2OH(1) CH (8) AgCl(s) NaHCO3(s) Na2CO3(s) NaCl(s) C12H22011(s) H2O(1) H2O(g) A Hº (kJ mol-) -92.30 -268.61 25.9 -74.80 -238.6 - 103.85 -127.0 -947.7 - 1130.9 -410.9 -2221 - 285.8 -241.8 Water vapour