5. If the fluid is incompressible liquid, which of the following statement is true?
(A) The process is reversible.
(B) The process is irreversible.
(C) The reversibility cannot be determined.

Problem 1 (20%) Each sub-question is 2% in score. Consider a fluid passing through a well-insulated valve in so that P2T1(B) T2

2. If the fluid is an incompressible liquid, which of the following statement is true?(A) U2 > U1(B) U2

3. If the fluid is an incompressible liquid, which of the following statement is true? (A) H2> H1 (B) H2

4. If the fluid is an incompressible liquid, which of the following statement is true? (A)S2 > S1 (B) S2

6. If the fluid is an ideal gas, which of the following statement is true? (A) T2 > T1 (B) T2

7.If the fluid is an ideal gas, which of the following statement is true? (A) U2> U1 (B) U2

8. If the fluid is an ideal gas, which of the following statement is true? (A) H2> H1 (B) H2

9.If the fluid is an ideal gas, which of the following statement is true? (A) S2 > S1 (B) S2

10.If the fluid is an ideal gas is true? (A) The process is reversible. (B) The process is irreversible. (C) The reversibility cannot be determined. 

11. For the liquid phase parallel reactions:The desired product is R. The higher selectivity of R will be achieved, if. The reaction is conducted at (A) The low temperature in an ideal continuous stirred tank reactor (CSTR) (B) The high temperature in an ideal continuous stirred tank reactor (CSTR) (C) The low temperature in an ideal plug flow reactor (PFR) (D) The high temperature in an ideal plug flow reactor (PFR) mol