20 + Mcqs in Solving Energy Balance Problems in Chemical Engineering Page 1 McqOptions

1.	Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F1 with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F1?
A.	10 mole
B.	20 mole
C.	30 mole
D.	40 moleView answer
Answer» E.

Discussion

2.	Three feeds, 10 mole with H = 25 J/mole, 5 mole with H = 10 J/mole and 15 mole with 20 J/mole, what is the enthalpy of the products?
A.	10 J/mole
B.	12 J/mole
C.	20 J/mole
D.	28 J/moleView answer
Answer» D. 28 J/moleView answer

Discussion

3.	Three feeds, 10 mole with H = 5 J/mole, 10 mole with H = 15 J/mole and 5 mole with 20 J/mole, what is the enthalpy of the products?
A.	10 J/mole
B.	12 J/mole
C.	15 J/mole
D.	24 J/moleView answer
Answer» C. 15 J/mole

Discussion

4.	Two feeds, F1 with H = 10 J/mole and 5 moles with H = 20 J/mole, if the mole of products is 10 what is the enthalpy of products?
A.	10 J/mole
B.	15 J/mole
C.	20 J/mole
D.	25 J/moleView answer
Answer» C. 20 J/mole

Discussion

5.	Two feeds, F1 with H = 10 J/mole and F2 with H = 25 J/mole, and product 15 moles with H = 15 J/mole, what is the F2?
A.	5 mole
B.	10 mole
C.	15 mole
D.	20 moleView answer
Answer» B. 10 mole

Discussion

6.	Two feeds, F1 with H = 10 J/mole and F2 with H = 20 J/mole, and product 10 moles with H = 15 J/mole, what is the F1?
A.	5 mole
B.	10 mole
C.	15 mole
D.	20 moleView answer
Answer» B. 10 mole

Discussion

7.	In a reaction the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.4 glucose and 0.6 water, what is the fraction of water in the products?
A.	0.2
B.	0.4
C.	0.6
D.	0.8View answer
Answer» E.

Discussion

8.	TWO_FEEDS,_F₁_WITH_H_=_10_J/MOLE_AND_5_MOLES_WITH_H_=_20_J/MOLE,_IF_THE_MOLE_OF_PRODUCTS_IS_10_WHAT_IS_THE_ENTHALPY_OF_PRODUCTS??$
A.	10 J/mole
B.	15 J/mole
C.	20 J/mole
D.	25 J/mole
Answer» C. 20 J/mole

Discussion

9.	Three feeds, 10 mole with H = 25 J/mole, 5 mole with H = 10 J/mole and 15 mole with 20 J/mole, what is the enthalpy of the products
A.	10 J/mole
B.	12 J/mole
C.	20 J/mole
D.	28 J/mole
Answer» D. 28 J/mole

Discussion

10.	Three feeds, 10 mole with H = 5 J/mole, 10 mole with H = 15 J/mole and 5 mole with 20 J/mole, what is the enthalpy of the products?$
A.	10 J/mole
B.	12 J/mole
C.	15 J/mole
D.	24 J/mole
Answer» C. 15 J/mole

Discussion

11.	Two feeds, 5 mole with 25 J/mole and F with 5 J/mole, product contains two streams, 5 mole with 10 J/mole and 10 mole with 15 J/mole, what is the value of F?
A.	10 mole
B.	15 mole
C.	20 mole
D.	25 mole
Answer» E.

Discussion

12.	Two feeds, 10 mole with 5 J/mole and 20 mole with 15 J/mole, product contains two streams, 5 mole with 10 J/mole and P with 25 J/mole, what is the value of P?
A.	10 mole
B.	12 mole
C.	15 mole
D.	18 mole
Answer» C. 15 mole

Discussion

13.	Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F₁ with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F₁?
A.	10 mole
B.	20 mole
C.	30 mole
D.	40 mole
Answer» E.

Discussion

14.	Two feeds, 15 moles with H = 10 J/mole and 10 with H = 20 J/mole, what is the enthalpy of products?
A.	8 J/mole
B.	12 J/mole
C.	18 J/mole
D.	25 J/mole
Answer» D. 25 J/mole

Discussion

15.	Two feeds, 10 moles with H = 10 J/mole and 5 with H = 25 J/mole, what is the enthalpy of products?
A.	5 J/mole
B.	10 J/mole
C.	15 J/mole
D.	20 J/mole
Answer» D. 20 J/mole

Discussion

16.	Two feeds, F₁ with H = 10 J/mole and F₂ with H = 20 J/mole, and product 10 moles with H = 15 J/mole, what is the F₁?
A.	5 mole
B.	10 mole
C.	15 mole
D.	20 mole
Answer» B. 10 mole

Discussion

17.	In a reaction the feed is 5 moles of 0.5 glucose and 0.5 sucrose, and another feed of 15 moles of 0.3 glucose and 0.7 sucrose, what is the fraction of glucose in the products?
A.	0.35
B.	0.45
C.	0.75
D.	0.95
Answer» B. 0.45

Discussion

18.	In a reaction the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.4 glucose and 0.6 water, what is the fraction of glucose in the products?
A.	0.2
B.	0.4
C.	0.6
D.	0.8
Answer» B. 0.4

Discussion

19.	In a reaction, the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.2 glucose and 0.8 water, what is the total moles of product?
A.	5
B.	10
C.	15
D.	20
Answer» D. 20

Discussion

20.	Enthalpy of a stream is which function of temperature and pressure?
A.	Explicit
B.	Implicit
C.	Cannot say
D.	None of the mentioned
Answer» B. Implicit

Discussion

Explore topic-wise MCQs in Chemical Engineering.

Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F1 with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F1?

Three feeds, 10 mole with H = 25 J/mole, 5 mole with H = 10 J/mole and 15 mole with 20 J/mole, what is the enthalpy of the products?

Three feeds, 10 mole with H = 5 J/mole, 10 mole with H = 15 J/mole and 5 mole with 20 J/mole, what is the enthalpy of the products?

Two feeds, F1 with H = 10 J/mole and 5 moles with H = 20 J/mole, if the mole of products is 10 what is the enthalpy of products?

Two feeds, F1 with H = 10 J/mole and F2 with H = 25 J/mole, and product 15 moles with H = 15 J/mole, what is the F2?

Two feeds, F1 with H = 10 J/mole and F2 with H = 20 J/mole, and product 10 moles with H = 15 J/mole, what is the F1?

In a reaction the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.4 glucose and 0.6 water, what is the fraction of water in the products?

TWO_FEEDS,_F1_WITH_H_=_10_J/MOLE_AND_5_MOLES_WITH_H_=_20_J/MOLE,_IF_THE_MOLE_OF_PRODUCTS_IS_10_WHAT_IS_THE_ENTHALPY_OF_PRODUCTS??$

Three feeds, 10 mole with H = 25 J/mole, 5 mole with H = 10 J/mole and 15 mole with 20 J/mole, what is the enthalpy of the products

Three feeds, 10 mole with H = 5 J/mole, 10 mole with H = 15 J/mole and 5 mole with 20 J/mole, what is the enthalpy of the products?$

Two feeds, 5 mole with 25 J/mole and F with 5 J/mole, product contains two streams, 5 mole with 10 J/mole and 10 mole with 15 J/mole, what is the value of F?

Two feeds, 10 mole with 5 J/mole and 20 mole with 15 J/mole, product contains two streams, 5 mole with 10 J/mole and P with 25 J/mole, what is the value of P?

Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F1 with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F1?

Two feeds, 15 moles with H = 10 J/mole and 10 with H = 20 J/mole, what is the enthalpy of products?

Two feeds, 10 moles with H = 10 J/mole and 5 with H = 25 J/mole, what is the enthalpy of products?

Two feeds, F1 with H = 10 J/mole and F2 with H = 20 J/mole, and product 10 moles with H = 15 J/mole, what is the F1?

In a reaction the feed is 5 moles of 0.5 glucose and 0.5 sucrose, and another feed of 15 moles of 0.3 glucose and 0.7 sucrose, what is the fraction of glucose in the products?

In a reaction the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.4 glucose and 0.6 water, what is the fraction of glucose in the products?

In a reaction, the feed is 10 moles of 0.1 glucose and 0.9 water, and another feed of 5 moles of 0.2 glucose and 0.8 water, what is the total moles of product?

Enthalpy of a stream is which function of temperature and pressure?

TWO_FEEDS,_F₁_WITH_H_=_10_J/MOLE_AND_5_MOLES_WITH_H_=_20_J/MOLE,_IF_THE_MOLE_OF_PRODUCTS_IS_10_WHAT_IS_THE_ENTHALPY_OF_PRODUCTS??$

Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F₁ with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F₁?

Two feeds, F₁ with H = 10 J/mole and F₂ with H = 20 J/mole, and product 10 moles with H = 15 J/mole, what is the F₁?