1.
Hess's law _____.
A.) makes it possible to calculate H for complicated chemical reactions
B.) states that when you reverse a chemical equation, the sign of H does not change
C.) determines the way a calorimeter works
D.) describes the vaporization of solids
Please help me. I cannot fingure this out.
Thank You
4 answers
See your later post.
Did you ever get an answer??
1. Hess's law ____.
(1 point)
(1 pt) makes it possible to calculate H for complicated chemical reactions
(0 pts) states that when you reverse a chemical equation, the sign of H does not change.
(0 pts) determines the way a calorimeter works
(0 pts) describes the vaporization of solids
(1 point)
(1 pt) makes it possible to calculate H for complicated chemical reactions
(0 pts) states that when you reverse a chemical equation, the sign of H does not change.
(0 pts) determines the way a calorimeter works
(0 pts) describes the vaporization of solids
The answer is A.