GATE CH 2025 Paper 1 — page 11

Complete GATE CH 2025 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 11 of 22

Consider an enzymatic reaction that follows Michaelis-Menten kinetics. Let

, and

denote the Michaelis constant, substrate concentration, and maximum reaction rate, respectively. Which of the following statements is/are TRUE?

Your answerSelect all correct options. You can choose more than one.

For

, the reaction is apparent first-order in

For

, the reaction rate is nearly independent of

For

, the rate of reaction equals

is independent of the total enzyme concentration.

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The following data is given for a ternary

gas mixture at 12 MPa and 308 K:

Component →
	0.55	0.20	0.25
	0.75	0.80	0.95

: mole fraction of component

in the gas mixture

: fugacity coefficient of component

in the gas mixture at 12 MPa and 308 K

The fugacity of the gas mixture is ____ MPa (rounded off to 3 decimal places).

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Ideal nonreacting gases

and

are contained inside a perfectly insulated chamber, separated by a thin partition, as shown in the figure. The partition is removed, and the two gases mix till final equilibrium is reached. The change in total entropy for the process is ____ J/K (rounded off to 1 decimal place).

Given: Universal gas constant

J/(mol K)

atm

Diagram for Chemical Engineering question 33

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2025 · Paper 1

Question 31

Question 32

Question 33