Mole concept, Mole definition

Mole definition

The maximum energy is present in any electron, The maximum energy is presen...

The maximum energy is present in any electron at: (1) Nucleus      (2) Ground state (3) First excited state (4) Infinite distance from the nucleus Ans: Infinite dis

Ionic bond,

Draw an energy diagram, Figure states energy differences for the combustion...

Figure states energy differences for the combustion of hydrogen, an exothermic chemical reaction. The combination of oxygen gas and nitrogen gas to form nitrogen monoxide is an exa

Molar concentration of a saturated solution, The K sp of the phosphate fer...

The K sp of the phosphate fertilizer CaHPO 4 .2 H2O is 2.7 x 10 -7 at 25 o C.  What is the molar concentration of a saturated solution?  What mass of this compound will dissolve

Other example of cl test ., the reaction of ammonium chloride with sulphur...

the reaction of ammonium chloride with sulphuric acid

Maximum number of electrons present in n, Maximum number of electrons prese...

Maximum number of electrons present in N  shell is: (1) 18              (2) 32        (3) 2              (4) 8 Ans: 32

Show two reactions have identical value of ea, Two reactions have identical...

Two reactions have identical value of Ea. Does it the mean that they have same rate constant if run at the same temperature?Illustrate.

Reactivity, why HOH is not harmful to our body but Phenol is?

why HOH is not harmful to our body but Phenol is?

Explain propene, Explain propene In propene, the H 3 C-C bond d...

Explain propene In propene, the H 3 C-C bond dipole adds vectorially to the smaller H-C bond dipole; the resultant is smaller than the H 3 C-C bond dipole itself, as th