1. The temperature-time graph given below shows the heating curve for pure wax. From the graph answer the following questionsWhat is the physical state of the substance at the point A, B, C and D?b. What is the melting point of substance?What is its boiling point?d. Which points of the graph do indicate that change of state is taking place?e. Name terms used for heat absorbed during change of states involved in the aboveprocesses?

1. The temperature-time graph given below shows the heating curve for

1.	1. The temperature-time graph given below shows the heating curve for pure wax. From the graph answer the following questionsWhat is the physical state of the substance at the point A, B, C and D?b. What is the melting point of substance?What is its boiling point?d. Which points of the graph do indicate that change of state is taking place?e. Name terms used for heat absorbed during change of states involved in the aboveprocesses?
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