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An unknown amount of copper, at 95 degrees C,, is placed in 100 g of water at 20 degrees C. It reaches temperature equilibrium at 60 degrees C. What is the mass of the copper?
Q. Example on Law of Conservation of Mass? A slim strip of iron with a mass of 15.72 g is placed in to a solution containing 21.12 g of copper and copper (II) sulphate begins t
Why using factor 24.52 in Alcoholic Acidity
Reaction due to ethernal oxygen (a) The boiling point of peroxide is higher as compared to that of ether. It is not present as remains in the distillation of ether and may reas
What is the percentage of light that is engaged by the sample after a path length of 1 µm? Calculate the number of photons per second absorbed by the sample. T
Explain the mechanism of fluid film or hydrodynamic lubrication.
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Types of chromatography- Purification of organic compounds Depending on the nature of the stationary and the mobile phases, the different types of chromatographic methods gener
In CH2=C=CH2 it is given that the length between H of first carbon at top and H of last carbon at top is L1 and length between H of first carbon at top and H of last carbon at bot
Q. Distribution coefficients of the salts? The distribution coefficients of the salts of lanthanide elements between organic and water solvents are slightly different. Thus, th
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