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Which term represents the sum of the atomic masses of the atoms in a molecule?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
A beaker contains a dilute sodium chloride solution at 1 atmosphere. What happens to the number of solute particles in the solution and the boiling point of the solution, as more sodium chloride is dissolved?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
Which equation represents energy being absorbed as a bond is broken?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
Which form of energy is transferred when an ice cube at 0°C is placed in a beaker of water at 50°C?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
Which term identifies a factor that will shift a chemical equilibrium?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
Which phrase describes this change?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
The average kinetic energy of the particles in a sample of matter is expressed as
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
Which substance can not be decomposed by chemical means?
thermal
temperature
endothermic physical change
The number of solute particles increases, and the boiling point increases.
formula mass
H2 + energy → H + H
C
temperature
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