chem exam 9 Flashcards
1
Q
- The flow of energy caused by a temperature difference is called:
A
heat
2
Q
- We can deduce the units of energy from the definition of
A
kinetic energy
3
Q
- A system can exchange energy with its surroundings through heat and
A
work
4
Q
- At the current rate of computation, oil and natural supplies will be depleted in
A
50 to 100 years
5
Q
- The point at which there is no additional net transfer of heat between a system and its surroundings is called
A
Thermal equilibrium
6
Q
- The sum of the kinetic and potential energies of all the particles that compose a system are called:
A
Internal energy (E)
7
Q
- Air pollution comes from a number of sources, including electricity generation, motor vehicle emissions and
A
industrial waste
8
Q
- The energy associated with the relative position of electrons and nuclei in atoms and molecules is called:
A
chemical energy
9
Q
- A cofffee cup calorimeter measure enthalpy changes for chemical reactions in
A
Solution
10
Q
- The action of a force through a distance is called:
A
work
11
Q
- FILL IN THE BLANK
The study of relations between chemistry and energy is called:
A
thermodynamics
12
Q
- FILL IN THE BLANK
The energy associated with motion of an object is called:
A
Kinetic energy
13
Q
- FILL IN THE BLANK
Carbon monoxide is emitted mainly by
A
motor vehicles
14
Q
- FILL IN THE BLANK
The total energy of the universe is
A
constant
15
Q
- Sulfur oxides include SO2 and SO3, which are produced primarily during _______ generation and industrial _____. The sulfur oxides are ___ and ___ irritants that affect the respiratory system and are the main precursors of ____.
A
Sulfur oxides include SO2 and SO3, which are produced primarily during coal-fired electricity generation and industrial metal refining. The sulfur oxides are lung and eye irritants that affect the respiratory system and are the main precursors of Acid rain.
