CHEM 104 EXAM17 Exam Questions and Answers Verified Solutions Latest Update 2026/2027

CHEM 104 EXAM17 Exam Questions and
Answers Verified Solutions Latest Update
2026/2027
Question:
• amount of heat, q, entering or leaving the substance

Answer:
q = c x m x ∆T


Question:
• as size (radius) increases...

Answer:
ionization energy decreases


Question:
• Thermochemistry

Answer:
the study of the heat absorbed or released during chemical and physical changes


Question:
• energy

Answer:
the capacity to do work


Question:
• potential energy

,Answer:
The energy an object has because of its position, composition, or condition


Question:
• kinetic energy

Answer:
the energy an object has due to its motion


Question:
• heat (q)

Answer:
Energy that transfers from one object to another because of a temperature difference between the
objects


Question:
• exothermic

Answer:
change that releases heat
- burning wood


Question:
• if reaction is exothermic, heat produced by reaction is

Answer:
absorbed by solution


Question:
• endothermic

Answer:

, change that absorbs heat
- reaction in an ice pack


Question:
• if reaction is endothermic, heat required for reaction is

Answer:
provided by solution


Question:
• calorie

Answer:
Amount of energy needed to raise temperature 1 gram of water 1 degree C


Question:
• joule

Answer:
SI unit of energy; 1 joule is the kinetic energy of an object with a mass of 2 kilograms moving with
a velocity of 1 meter per second


Question:
• 1 calorie = how many joules

Answer:
4.184 J


Question:
• heat capacity (c)

Answer:
quantity of heat it absorbs or releases when it experiences temp change (∆T) of 1 degree C