Q. How is the value for displacement value for solute calculated?

View solution

Q. Which of these do not relate the mass transfer coefficient and diffusion coefficient?

View solution

Q. Which of these is used to analyse the minimum amount of extraction phase for treatment?

View solution

Q. What is the mass transfer formula for a plug flow reactor?

View solution

Q. The liquid phase controls the rate of mass transfer for compounds which have an H value of which of the following?

View solution

Q. C= x⁄v

What does x stand for in the above formula?

View solution

Q. Dilution=volume added/total volume. What does total volume indicate?

View solution

Q. Dilution factor is the reciprocal of dilution.

View solution

Q. _________ is a step-wise and geometric series of dilutions which starts with a small amount of starting material.

View solution

Q. Which of the following is commonly used?

View solution

Q. A dilution is a process that increases the concentration of a substance in a solution.

View solution

Q. Bacteria is diluted in __________

View solution

Q. What is the minimum amount of sample required to perform serial dilution?

View solution

Q. ___________ means that a substance can be converted into simpler compounds by biologically mediated reactions.

View solution

Q. Oxygen in water is consumed during aerobic biodegradation of organic compounds.

View solution

Q. The rate at which oxygen is dissolved into the water from the atmosphere is proportional to the deficit of oxygen in the water.

View solution

Q. What is endogenous respiration?

View solution

Q. When the deoxygenation rate exceeds the reoxygenation rate, the oxygen sag curve shows ________ in a deficit of oxygen.

View solution

Q. During which of the following conditions, the deoxygenation is equal to reoxygenation?

View solution

Q. Which one of the following is the basic indicator of river health?

View solution