Entropy change for the reaction., The standard free energy change for a rea...

The standard free energy change for a reaction is -212.3 kJ mol -1 . If the enthalpy of the reaction is - 216.7 kJ mol -1 , calculate the entropy change for the reaction.

Uses of urea or carbamide - carboxylic acids, Uses of Urea or Carbamide - C...

Uses of Urea or Carbamide - Carboxylic Acids (a) Urea is used mainly as a nitrogen fertilizer. It has 46.4% nitrogen. (b) Urea is used in the manufacture of formaldehyde-ure

Thermodaenamics,

Extraction of metals, metals iron, aluminium, copper, gold, etc. have great...

metals iron, aluminium, copper, gold, etc. have great industrial significants. which are their important ores? important alloys of iron, aluminium and copper and their uses.

Explain the effects of temperature on multicomponent systems, Explain the E...

Explain the Effects of Temperature on multicomponent systems? For some of the derivations in this chapter, we will need an expression for the rate at which the ratio μ i /T var

Various steps required for making water suitable , Q.   Name the various st...

Q.   Name the various steps required for making water suitable for domestic use. Ans. Treatment process for domestic use S . No . Process use for tr

Effectiveness of blanching by peroxidase inactivity test, Q. Effectiveness ...

Q. Effectiveness of blanching by peroxidase inactivity test? • check the adequacy of the blanching process, • appreciate the importance of time-temperature relationship i

The electronic configuration of calcium ion, The electronic configuration o...

The electronic configuration of calcium ion  ( Ca2 + )  is: (1) 1s 1 , 2s 2, 2p 6 , 3s 2 , 3p 6 , 4s 2           (2) 1s 1 , 2s 2 , sp 6 , 3s 2 , 3p 6 , 4s 1

Perfect gases - states of matter, A gas is a fluid. It has no resistance to...

A gas is a fluid. It has no resistance to change of shape and will expand indefinitely to fill any container in which is held. The molecules or atoms which make up a gas interact o

Ideal gas is kept inside a container allowed to expand , If an ideal gas is...

If an ideal gas is kept inside a container with movable piston, and is allowed to expand ISOTHERMALLY, then pressure exerted by the gas on the container wall decreses. Why? What h