Atomic Mass, Chemistry

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why C-12 is taken as standard for atomic mass?

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Free radical replacement reactions, Free radical replacement reactions ...

Free radical replacement reactions Free radical substitution reactions include the attack by a free radical. These reactions happen by free radical mechanism that includes Init

Chemical bonding, explain why carbon tetra-chloride does not dissolve in wa...

explain why carbon tetra-chloride does not dissolve in water?

Sublimation, How can sublimation be useful? Ex. It can be used by ... ...

How can sublimation be useful? Ex. It can be used by ... to...

The formula for ferric pyrophosphate, Chemical formula for calcium pyrophos...

Chemical formula for calcium pyrophosphate is ca 2, P 2 O 1.    The formula for ferric pyrophosphate will be: (1)  Fe 3 (P 2 O 1 ) 3

Hard and soft behaviour , For cations build from metals in early groups in ...

For cations build from metals in early groups in the periodic table the complexing strength with halide ions follows the sequence     whereas with many post-transitio

What is resonance effect, Delocalisation of electrons in conjugated system ...

Delocalisation of electrons in conjugated system is called resonance. For example there is delocalisation of electrons in benzene ,hence we write kekule structure for benzen.

Calculate the amount of glycine in the mixture, Calculate the amount of gly...

Calculate the amount of glycine in the mixture: Isotope dilution analysis was employed for the determination of glycine in 5.83 g protein hydrolysate mixture by using 14 C l

Energy of an electron in the first bohr orbit of h atom, The energy of an e...

The energy of an electron in the first Bohr orbit of H atom is-13.6eV  . The possible energy value(s) of the excited state(s) for electrons in Bohr orbits to hydrogen is(are):

Organic chemistry, When Ethanoic acid is mixed with methanol what is the en...

When Ethanoic acid is mixed with methanol what is the end product?

Give example of allotropy, Give example of Allotropy The element carbon...

Give example of Allotropy The element carbon has two common allotropes: diamond, where the carbon atoms are bonded together in a  tetrahedral lattice arrangement, and  graphite

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