AnswersNY-Chemistry Term 1 HillcrestSolids and Plasmas

Solids and Plasmas Answers

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1
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Which statements describe phase changes? Check all that apply.

A
Particles in a liquid need to move more slowly in order to freeze.
B
Attractive forces overcome the motion of particles when a solid sublimes.
C
Attractive forces between the particles in a liquid are broken when a liquid boils.
D
Particles in gas move fast enough to make more attractive forces when the gas condenses.
2
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Which statement describes the appearance of a temperature-vs.-time graph?

A
A horizontal line shows that the temperature increases at a constant rate over time.
B
A vertical line shows that the temperature decreases at a constant rate over time.
C
Horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases.
D
Horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.
3

Which number on the graph represents the phase change boiling?

Answer not available

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Solids and Plasmas

Solids and Plasmas Answers — NY-Chemistry Term 1…