For the following systems at equilibrium C:D:CaCO3(s)PCl3(g)+Cl2(g)⇌⇌CaO(s)+ CO2(g)PCl5(g)ΔH=+178 kJ/molΔH=−88 kJ/molC:CaCO3(s)⇌CaO(s)+CO2(g)ΔH=+1 78 kJ/molD:PCl3(g)+Cl2(g)⇌PCl5(g)ΔH=−8 8 kJ/mol classify these changes by their effect.

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

Identify a strong intermolecular force of attraction between an alcohol

The fact that the total amount of energy in a system remains constant is a(n)