Eliud Talam Asked 20/03/2021 At: 19:42 PM
The student asked
The diagram below represent a graph obtained when substance A was heated it to answer the below questions
Qn1 Name the above curve
Qn2 Explain why the temperature remains constant at region BC
Qn3 Is A pure substance or impure substance.explain
Qn4 When sodium chloride is added to substance A it boiled at 130 degree per Celsius . Explain the observation made.
