kelseybell4328 kelseybell4328 11-03-2024 Chemistry contestada Before using Hess's Law, you need a third equation. Write the equation for the heat of formation of liquid water. Look up the value for the heat of formation in your text.a) -285.83 kJ/molb) -290.83 kJ/molc) -295.83 kJ/mold) -300.83 kJ/mol