What is the enthalpy of reaction for the decomposition of calcium carbonate? CaCO3(s) Right arrow. CaO(s) + CO2(g)

kJ

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead