Calorimetry Worksheet 2 Answers Chemsheets Portable Online

Chemsheets often requires answers to 3 significant figures. Rounding too early in your calculator can lead to "rounding drift." Why Calorimetry Matters

| Question | Substance/Reaction | Experimental ( \Delta H ) (kJ mol⁻¹) | |----------|--------------------|----------------------------------------| | 1 | Combustion of methanol | –715 | | 2 | Combustion of ethanol | –1370 (depending on data) | | 3 | Combustion of propan-1-ol | –2000 (approx) | | 4 | Neutralization (strong acid + strong base) | –57.2 | | 5 | Dissolution of NH₄NO₃ | +26 (endothermic) | | 6 | Combustion of hexane | –4160 (lower than true due to heat loss) | calorimetry worksheet 2 answers chemsheets

): The unique "thermal personality" of the substance (usually water's reliable ). The physical evidence of the energy's movement. When we multiply these together, we get Chemsheets often requires answers to 3 significant figures