CaCO3 s CaO s CO2 g The standard enthalpy of reaction for

Last updated: 5/14/2023

CaCO3 s CaO s CO2 g The standard enthalpy of reaction for each substance is shown below A 12 7 kg 2 25 kg 110 kg 1 97 kg the following reaction occurs B Substance CaCO3 s CaO s CO2 g What must the mass of the skillet be C D Which statement correctly classifies the decomposition of calcium carbonate reaction A The reaction is endothermic because energy is released during the reaction B The reaction is endothermic because energy is absorbed during the reaction C The reaction is exothermic because energy is released during the reaction D The reaction is exothermic because energy is absorbed during the reaction AH kJ mol 18 A cast iron skillet is used to fry bacon For optimal frying the pan must be heated to about 178 C from a room temperature of 22 0 C It is known that 1 58 x 105 Joules of heat energy are absorbed by the pan to reach the desired temperature and the specific heat of iron is 0 450 J g C 1206 9 635 1 393 5