4 years ago

Do all substances have melting points ? why or why not ? give two examples from the text

1 answer:

4 0

Explanation:

The melting point is the temperature at which solid substance turns to a liquid phase. However, not all substances observe this change in phase. Some sublimate- which is the turning from solid to gas without transiting the liquid phase. Such substances are; dry ice (solid CO2), arsenic, naphthalene, and iodine.

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