MCAT Question of the Day 228– General Chemistry Which of the following substances does NOT have a heat of formation equal to zero at standard conditions? F2(g)Cl2(g) Br2(g)I2(s)Vote to see resultsVote By admin| 2016-03-06T03:26:56+00:00 March 10th, 2016|Comments Off on MCAT Question of the Day 228– General Chemistry Share This Story, Choose Your Platform! FacebookTwitterGoogle+Email