equals

  1. JasonHerbalExt

    The enthalpy of formation, ∆Hf˚, equals zero at 25 °C for which of the following in t

    The enthalpy of formation, ∆Hf˚, equals zero at 25 °C for which of the following in t The enthalpy of formation, ∆Hf˚, equals zero at 25 °C for which of the following in their standard states? (A) elements (B) compounds (C) gases (D) solids