The "Triple Point" of a Substance Is That Point for Which

question 86

Multiple Choice

The "triple point" of a substance is that point for which the temperature and pressure are such that:

• A)only solid and liquid are in equilibrium
• B)only liquid and vapor are in equilibrium
• C)only solid and vapor are in equilibrium
• D)solid, liquid and vapor are all in equilibrium
• E)the temperature, pressure and density are all numerically equal

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