stoichiometry.., Chemistry

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wht is the difference between molar mass & molecular mass?

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Bohr''s model can explain, Bohr's model can explain : (1) The spectrum o...

Bohr's model can explain : (1) The spectrum of hydrogen atom only    (2) Spectrum of atom or ion containing one electron only  (3) The spectrum of hydrogen molecule  (4

Determine atom containing protons, The charge on the atom containing 17 p...

The charge on the atom containing 17 protons, 18 neutrons and 18 electrons is: (1) +1                    (2) -2      (3) -1                     (4)Zero Ans: -1

Explain about optical isomerism, Q. Explain about Optical Isomerism? O...

Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe

PHOTOCHEMISTRY, PHOTO CHEMICAL COMBINATION OF HYDROGEN&IODINE

PHOTO CHEMICAL COMBINATION OF HYDROGEN&IODINE

Explain heat atomisatin, What is heat atomisatin?  Solution :  Heat of...

What is heat atomisatin?  Solution :  Heat of atomisation or enthalpy of atomisation is the energy required to dissociate one mole of a given substance into atoms.

Ph scale, Being simultaneously basic and acidic, water undergoes autoprotol...

Being simultaneously basic and acidic, water undergoes autoprotolysis, also called self-ionization: The equilibrium constant is   H3O+ in these equations is gene

Mole concept , what is the relation between gram atomic mass and avogadro'...

what is the relation between gram atomic mass and avogadro''s no ?

For p-orbital, For p-orbital, the magnetic quantum number has value: (1...

For p-orbital, the magnetic quantum number has value: (1) 2        (2) 4, - 4          (3) - 1, 0, +1              (4) 0 Ans: - 1, 0, +1

All the bonds pcl5 are not equivalent, Give chemical reaction in support of...

Give chemical reaction in support of each of the following statements: (i) The +1 oxidation state gets stabilised progressively from Ga to TI in Group (ii) All the bonds PCl5

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