Question

At what temperature does the solid start melting?

–20°C
0°C
20°C
80°C

Answer 1

0°C

Step-by-step explanation:

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Answer 2

0 °C

Step-by-step explanation:

The melting point of a substance is the temperature at which it changes state from solid to liquid.

Different substance have different melting point.

The melting point of ice at 1 atmosphere of pressure is very to 0 °C this is also known as the ice point.