Determine the enthalpy for this reaction:
Ca(OH)2(s)+CO2(g)→CaCO3(s)+H2O(l) Substance ΔHf∘ (kJ/mol)
CO2(g) −393.5
Ca(OH)2(s) −986.1
H2O(l) −285.8
CaCO3(s) −1207.0
H2O(g) −241.8

Nonpoint source pollution is difficult to control because it

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation