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12 Cards in this Set
- Front
- Back
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change of state |
the change of a substance from one physical state to another. |
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melting |
the change of state in which a solid becomes a liquid by adding energy. |
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melting point |
the physical point of when the substance will melt |
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ENDOTHERMIC |
Energy is gained by the substance as it changes state |
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freezing point |
the temperature at which a changes into a solid |
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exothermic |
energy is removed from the substance as it changes state. |
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evaporation |
the change of a substance from a liquid to a gas |
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boiling |
the conversion of a liquid to a vapor pressure of the liquid equals the atmospheric pressure. |
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boiling point |
the temperature at which a liquid boils. |
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vapor pressure |
boiling occurs when the pressure the bubbles equal the the outside pressure on the bubbles. |
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condensation |
the change of state from a gas to a liquid. |
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sublimation |
the process in which a solid changes directly into a gas. |
