8
QuizMultiple Choice
Thermochemical Equations
Question 8 • TX-Chemistry B-CR
Which statement about Hf is true?
Answer
A
It is positive when the bonds of the product store more energy than those of the reactants.B
It is zero for any pure substance in its standard state.C
It is negative when a compound forms from elements in their standard states.D
It is zero for any compound that is in the liquid state.