Atomic Mass, Chemistry

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

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2nd law of thermodynamics, Initially 5 mol of an ideal gas with Cv,m=12.5 J...

Initially 5 mol of an ideal gas with Cv,m=12.5 J K^-1 mol^-1 are at a volume of 5 dm^3 and a temperature of 300K. If the gas is heated to 373 K and the volume changed to 10 dm^3, w

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Preparation of dimethylbutan: Procedure: Prepare a mixture of 3,3-dimethylbutan-2-one (trivial name pinacolone; 20.0 g, 0.200 moles), redistilled benzaldehyde (24.0 g,

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why a small amount of an acid is added while preparing solution of potassium dichromate?

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Nylon (polyamides): S ynthetic fibre forming polyamides are also termed as Nylons. Therefore, Nylon is well known in the textiles. Nylons are those polymers which contains a repeat

Explain the structure of single covalent bonds, Q. Explain the structure of...

Q. Explain the structure of Single covalent bonds? Ans. Atoms tend to achieve the stable electron configuration of a noble gas when forming a bond. In covalent bonding thi

Determine element that mass number of anion is given, The mass number of an...

The mass number of an anion,   X 3- is 14. If there are ten electrons in the anion, the number of neutrons in the nucleus of atom, X 2   of the element will be: (1) 10

Armomatic compounds, write the chemical properties of aromatic compounds.

write the chemical properties of aromatic compounds.

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