The substance nitrogen has the following properties: normal melting point: 63.2 k normal boiling point: 77.4 k triple point: 0.127 atm, 63.1 k critical point: 33.5 atm, 126.0 k a sample of nitrogen at a pressure of 1.00 atm and a temperature of 86.0 k is cooled at constant pressure to a temperature of 65.3 k. which of the following are true? choose all that apply

a. the sample is initially a gas. b. one or more phase changes will occur. c the final state of the substance is a solid. d. the solid initially present will vaporize. e. the final state of the substance is a liquid.