A) How much heat is needed to convert one kg of feed water at 20oC into dry saturated steam at a pressure of 9 bar ? Take specific heat of water as 4.187 kJ/kg K.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

An observation that requires measurement is called quantitative observable or qualitative

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d