How enthalpy of the hydrogenation of benzene be measured, How can the entha...

How can the enthalpy of the hydrogenation of benzene be measured from its enthalpy of combustion and the enthalpies of combustion of cyclohexane and hydrogen? Make use of Hess's la

Ionic compounds do not have, Ionic compounds do not have: (1) Hard and ...

Ionic compounds do not have: (1) Hard and brittle nature (2) High melting and boiling point (3) Directional properties (4) Soluble in polar solvents Ans:  Direction

Oxidation number, which element have highest oxidation number and why?

which element have highest oxidation number and why?

How to calculate caco3 equivalent , Q.  Ca +2 = 20 ppm, Mg +2 = 25 p...

Q.  Ca +2 = 20 ppm, Mg +2 = 25 ppm, CO 2 = 30 ppm, HCO - 3 = 150, K + = 10 ppm. Calculate the lime (87% pure) and soda (91% pure) required softening 1 million litt

Carbocations in benzene ring, How to find stability of carbocations in benz...

How to find stability of carbocations in benzene ring..??? How to find optically inactive isomers  ??? (say of--C2H5Cl) How to find the weakest C-X (carbon-halogen bond in a benz

heavy water, what is the reaction of heavy wate

what is the reaction of heavy water

Internal conditioning methods of water,

The following has zero valency, The following has zero valency : (1) Sod...

The following has zero valency : (1) Sodium (2) Beryllium (3) Aluminium (4) Krypton Ans: Krypton

IUPAC NAMES, how to iupac name

how to iupac name

Molarity & normality, what is the difference between molarity and normality...

what is the difference between molarity and normality