CHEM 104 EXAM 17 ACTUAL TEST PAPER QUESTIONS CORRECT ANSWERS GRADED A PLUS

CHEM 104 EXAM 17 ACTUAL TEST PAPER QUESTIONS CORRECT ANSWERS GRADED A
PLUS
CHEM 104 Exam17 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