Use bond energies to calculate the enthalpy of the complete combustion of propane. C-C 347 kJ/mol. C-H 413 kJ/mole, O=O 498 kJ/mol, C=O 805 kJ/mol, O-H 464 kJ/mol

Identify one disadvantage to each of the following models of electron configuration: dot structures arrow and line diagrams written electron configurations type in your answer below.

Which of the following units is not an official si unit? mole liter kilogram ampere

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa