Question: Methylene blue from its aqueous solution is adsorbed on activated charcoal at 25 o C. For this process, the correct statement is: (A) The adsorption

Methylene blue from its aqueous solution is adsorbed on activated charcoal at 25oC. For this process, the correct statement is:

(A) The adsorption requires activation at 25oC

(B) The adsorption is accompanied by a decrease in enthalpy

(C) Athe adsorption increases with increases in temperature

(D) The adsorption is irreversible

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed answer for the above question is pro... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

Q:

Buffelheads stock price is $220 and could halve or double in each six-month period (equivalent to a standard deviation of 98 percent). A one-year call option on Buffelhead has an exercise price of...

Q:

Identify the correct statement regarding a spontaneous process: (A) Lowering of energy in the reaction process is the only criterion for spontaneity. (B) For a spontaneous process in an isolated...

Q:

Aqueous copper(II) sulfate solution is blue in color. When aqueous potassium fluoride is added, a green precipitate is formed. When aqueous potassium chloride is added instead, a bright-green...

Q:

The pH at 25 C of an aqueous solution of the sodium salt of -hydroxyquinoline (NaC10H7O) is 11.12. Calculate the concentration of C10H7O- in this solution, in moles per liter. Ka for HC10H7O is equal...

Q:

An evaporationcrystallization process of the type described in Example 4.5.2 is used to obtain solid potassium sulfate from an aqueous solution of this salt. The fresh feed to the process contains...

Q:

L-Serine is an amino acid important for its roles in synthesizing other amino acids and for its use in intravenous feeding solutions. It is often synthesized commercially by fermentation, and...

Q:

An evaporationcrystallization process of the type described in Example 4.5-2 is used to obtain solid potassium sulfate from an aqueous solution of this salt. The fresh feed to the process contains...

Q:

Serine (Ser, molecular weight=105.1 g/mol) is a nonessential amino acid produced by fermentation. As with many other fermentation products, substantial downstream processing is required to meet...

Q:

In this experiment, 0.070 g of caffeine is dissolved in 4.0 ml of water. The caffeine is then extracted from the aqueous solution three times, each time using 2.0 ml fresh methylene chloride....

Q:

A solid adsorbent is used to remove colored impurity from an aqueous solution. The original value of color on an arbitrary scale is 48. It is required to reduce this to 10 % of its original value...

Q:

A solvent A is to be recovered by distillation from its water solution. It is necessary to produce an overhead product containing 95 mol% A and to recover 95% of the A in the feed. The feed is...

Q:

a. Equipment with a book value of $80,000 and an original cost of $167,000 was sold at a loss of $31,000. b. Paid $115,000 cash for a new truck. c. Sold land costing $330,000 for $420,000 cash,...

Q:

Sheridan Manufacturing Company employs a job order cost system and keeps perpetual inventory records. The following transactions occurred in the first month of operations: 1. Direct materials...

Q:

After World War II , the GI Bill provided funds for the education of veterans and guaranteed loans for veterans to buy homes and businesses. This directly led to the creation of "suburbia" outside...

Q:

How do U.S. residents who travel overseas for leisure differ from those who travel for business? The following is the breakdown by occupation. Explain why we cant use a chi-square test to learn...

Q:

Find the general solution of x 4 y'' + x 3 y' - 4x 2 y = 1 given that y 1 = x 2 is a solution of the associated homogeneous equation.

Q:

Explain the relationship between changes in interest rates and bond prices.

Q:

The supplies account had a beginning balance of $4,085 and was debited for $7,810 for supplies purchased during the year. Journalize the adjusting entry (include an explanation) required at the end...

Q:

A time-and-motion study measures the time required for an assembly line worker to perform a repetitive task. The data show that the time X required to bring a part from a bin to its position on an...

Q:

4 Analytical solutions of the parameter estimates of the logit and probit model are not possible, hence Newton-Raphson method is used for numerical solution. True False Question 5 Both Logistic...

Q:

Diene polymers contain occasional vinyl branches along the chain. How do you think these branches mightarise? A vinyl branch

Q:

Studies of the conversion of mevalonate 5-phosphate to isopentenyl diphosphate have shown the following result. Which hydrogen, pro-R or pro-S, ends up cis to the methyl group, and which ends...

Q:

The third and fourth steps in the synthesis of Hagemans ester from ethyl acetoacetate and formaldehyde are an intra molecular aldol Cyclization to yield a substituted Cyclohexanone, and a...

Q:

Suppose you press your physics book against a wall hard enough to keep it from moving. Does the friction force on the book point (a) Into the wall, (b) Out of the wall, (c) Up, (d) Down, or (e) Is...

Q:

A car is parked on a steep hill. Identify the forces on the car?

Q:

A car starts from rest on a curve with a radius of 120 m and accelerates tangentially at 1.0 m/s 2 . Through what angle will the car have traveled when the magnitude of its total acceleration is 2.0...