For a phase change, /_\ H0 = 31 kJ/mol and /_\ SO = 0.093 kJ/(K•mol). What are /_\ G and the spontaneity of the phase change at 300 K?​

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.