Q1. A newly discovered material was tested for physical properties and following phase diagram was obtained. Answer following questions according to phase diagram a) what is normal boiling point? (indicate on the graph) b) what is the normal melting point? (indicate on the graph) c) what is the state of material at A, B, C and D? d) what would it be happened to material if pressure increase from 0.3 atm to 0.7 atm at room temperature? e) what does happen when pressure suddenly decrease from 0.7 atm to 0.3 atm at 0 C? Q1. A newly discovered material was tested for physical properties and following phase diagram was obtained. Answer following questions according to phase diagram a) what is normal boiling point? (indicate on the graph) b) what is the normal melting point? (indicate on the graph) c) what is the state of material at A, B, C and D? d) what would it be happened to material if pressure increase from 0.3 atm to 0.7 atm at room temperature? e) what does happen when pressure suddenly decrease from 0.7 atm to 0.3 atm at 0 C? 1.30- B 1.10- 0.90- A P (atm) 0.70- 0.50- 0.30- -20 0 20 40 60 T 80 T(C)