Knudsen diffusion is directly proportional to _____________________?

Related Mcqs:

In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be ______________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume ?

A. More than B. Less than C. Same as D. Data insufficient; can’t be predicted...

For the reversible reaction A ⇌ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium ?

A. 0.253 B. 0.338 C. 0.152 D. 0.637...

A batch reactor suffers from following disadvantage ?

A. Poor product quality control B. High labour and handling cost C. High shutdown time requirement for emptying, cleaning and refilling D. All A., B. and C....

The reaction between oxygen and organic material is a/an _____________ reaction?

A. Exothermic B. Endothermic C. Biochemical D. Photochemical...

Pick out the wrong statement?

A. Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C B. Most of the enzyme catalysed reactions involve at least two substrates C. Enzymes help in increasing the activation energy of the reaction D. Equilibrium concentrations in enzyme catalysed reactions … Pick out the wrong statement?Read More...