Answer:
Dobereiner's Law of Triads. Johann Wolfgang Dobereiner was a chemist in the early 1800s, when the periodic table wasn't in existence, and some chemists were trying to find a type of organizational system for the known elements.
Explanation:
<span>25.
_____ Heat content of a system at constant pressure calorie (cal) ---> Enthalpy
26.
_____ Ability to do work Chemical ----> Energy
27. _____ Disorder ----> Entropy
28. _____ Energy of motion ----> Kinetic energy
29. _____ Study of energy
changes that ocrrue during chemic reaction and changes in states. ----> Thermochemestry
30. _____ Amount of heat required to raise T of 1 g of pure
water 1◦C ----> Specific heat</span>
Answer:
negative but dont quote me on that
Explanation: