Suppose we redefine the standard state as P=3bar. Find the new standard ΔfG∘ values of the following substances. Part A N₂H₄ (g)(ΔfG∘at1bar=159.4kJmol⁻¹) Express your answer in kilojoules. a) 156.4 kJ/mol b) 163.4 kJ/mol c) 159.4 kJ/mol d) 162.4 kJ/mol