Term
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Definition
Dynamic: rate of evaporation = rate of condensation.
A constant vapor pressure. |
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Term
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Definition
The amount of energy given off when a gas becomes a liquid.
The amount of energy required when a liquid becomes a gas. |
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Term
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Definition
| kJ/mol energy to make 1 mole of gas |
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Term
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Definition
| kJ/mol energy to melt 1 mole of solid |
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Term
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Definition
| Tripe Point - Equilibrium between solid/liquid/gas Critical Point - Impossible to distinguish between gas and liquid |
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Term
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Definition
| Amount of energy required to raise one gram of substance by 1°C. |
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Term
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Definition
Heat required to break the bonds (vaporize) a certain number of moles of substance.
Use to calculate energy in phase change.
(Replace Hvap with Hfus.) Kilojoules. |
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Term
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Definition
| Heat required to raise m grams of substance T degrees. Use to calculate changes in temperature, not phase change. Joules. |
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