Chemistry All the enthalpy changes are________________? Options:A. NegativeB. PositiveC. May or may not be A or BD. noneView AnswerC. May or may not be A or B Continue Reading Previous: The ttractive forces between the partial positive end of one molecule and partial negative end of other molecule are called________________?Next: Liquid gets the shape of the container when it is poured into it. Which one of the following reasons justifies it ?