Use the following information to answer the next question. A liquid X, also called black gold, has two constituents ? Y and Z. Y is used as a rocket propellant and Z is used in road surfacing. X, Y, and Z are respectively Share with your friends Share 1 Priya Agrawal answered this Dear Student, Your answer and explaination is given below. Regards, Priya Agrawal. 1 View Full Answer