Question

Question
1
Question
2
Question
3
A)
Which statement accurately describes a type of potential energy found in a container full of achemical substance in liquid form?
(1 point)
The speed of the particles is one place where potential energy is stored.
The bonds between atoms are one place where potential energy is stored.
The rotation of the particles is one place where potential energy is stored.
The vibration of the atoms in molecules is one place where potential energy is stored.
A)
Which term is used to describe the energy needed for a chemical reaction to begin?
(1 point)
potential energy
bond energy
activation energy
kinetic energy
A)
Which statement is always true for exothermic reactions?
(1 point)
The products will have less energy than the reactants.
The products will have more energy than the reactants.
Energy will be required for the reaction to happen at room temperature.
Energy will not be required for the reaction to happen at room temperature.
Question
4
Question
5
A)
Which energy change occurs for a water molecule as water falls over a dam?
(1 point)
total energy decreases
kinetic energy increases
kinetic energy decreases
total energy increases
A)
Miguel stated that energy is released to the environment during all chemical reactions. Which law ofthermodynamics explains why his explanation is incorrect?
(1 point)
Second
First
Zeroth
Third

Answer 1

Here are the correct answers:

1) The bonds between atoms are one place where potential energy is stored.
2) Activation energy
3) The products will have less energy than the reactants.
4) Kinetic energy increases
5) First Law of Thermodynamics