Environmental Science and Engineering
2024 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ES 2024 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 37–39 of 65. Imported answers require review unless explicitly marked reviewed.
Question 37
Open questionESMCQ2 marksNeeds review
Which one is the solution y(x) for the following ordinary differential equation and the specified boundary conditions?
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A saturated CaCO₃ stock solution is existing at 25°C. In one experiment (i) 25 g Na₂CO₃ is added to the stock solution. In another experiment (ii) 25 g Na₂SO₄ is added to the stock solution. Select the correct statement from the following.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 39
Open questionESMCQ2 marksNeeds review
Consider second order kinetics (
) under steady state condition. The ratio of volume of a complete mixed reactor (CMR) to that of a plug flow reactor (PFR) to achieve 90% reduction in the concentration is ______.Inlet concentrations in both the reactors are same.
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