Question

An unknown substance is heated from 10 °C to 25 °C. The table below shows the state of the substance at different temperatures.

Answer 1

Answer:

Its melting point is 17 °C.

Explanation:

• The melting point of a substance is the temperature at which it changes state from solid to liquid. At the melting point the solid and liquid phase exist in equilibrium.

So, the melting point is 17 °C.

And this is shown in the figure attached.

Answer 2

Answer:

someone already said it but the melting point is 17 degrees c

Explanation:

hope it helps :))))