Measurements and Calculations: Heat of Solution

Based on experimental results, what is the molar heat of solution of sulfuric acid, H₂SO₄? Assume that the specific heat capacity of the water/salt solution is the same as that for pure water: 4.18 J/g ºC.
1. -4703 kJ/mol
2. -88.7 kJ/mol
3. -4.7 kJ/mol
4. 904 J/mol
Based on experimental results, what is the molar heat of solution of ammonium nitrate, NH₄NO₃? Assume that the specific heat capacity of the water/salt solution is the same as that for pure water: 4.18 J/g ºC.
1. 1651 J/mol
2. 25.4 kJ/mol
3. 317 J/mol
4. 8.59 kJ/mol
Based on experimental results, what is the molar heat of solution of potassium hydroxide, KOH? Assume that the specific heat capacity of the water/salt solution is the same as that for pure water: 4.18 J/g ºC.
1. -57.3 kJ/mol
2. -5309 J/mol
3. -1020 J/mol
4. -5.31 kJ/mol
Based on experimental results, what is the molar heat of solution of sodium chloride, NaCl? Assume that the specific heat capacity of the water/salt solution is the same as that for pure water: 4.18 J/g ºC.
1. 334 J/mol
2. 64 J/mol
3. 3.76 kJ/mol
4. 29.7 kJ/mol
Based on experimental results, what is the molar heat of solution of sodium hydroxide, NaOH? Assume that the specific heat capacity of the water/salt solution is the same as that for pure water: 4.18 J/g ºC.
1. -5748 J/mol
2. -29.9 kJ/mol
3. -1105 J/mol
4. -44.2 kJ/mol