Question: A piston - cylinder device, as shown in Figure 2 below, with a volume of 0 . 5 0 m 3 contains water at 3

A piston

-

cylinder device, as shown in Figure

2

below, with a volume of

0.50

3

contains water at

325

kPa

(

State

1) .

Initially,

25 %

of the mass is liquid and

75 %

of the mass is vapor. Heat is added to the system until the piston is just touching the stopper

(

State

2) .

At this state, all the water exists as saturated vapor. Heating is continued until the pressure inside the piston reaches

500

kPa

(

State

3) .

Based on the given information, answer the following questions:a

.

What is the mass of water inside the piston?

.

Determine the boundary work from State

1

to State

3 (

in kJ

) .

.

Determine the amount of heat from State

1

to State

3 (

in kJ

) .

.

What is the final state and temperature of the water?

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A thermodynamics problem Lets break it down step by step a Mass of water inside the piston We are given that the initial state State 1 has 25 of the mass as liquid and 75 as vapor Since the total volu... View full answer

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