Importance of organic chemistry
Describe the importance of organic chemistry?
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In organic chemistry one practices it both medicinally one practices it to test for an illness way back from the ancient times. It is also a good diagnostic implement by smell feel or touch. We can really notice the smell of decay in the organic chemistry.
Relative humidity is the ratio of the partial pressure of water in air to the partial pressure of water in air saturated with water at the same temperature, stated as a percentage: Relative = Q : Number of electrons in the benzene Describe the number of electrons in the benzene? Write a short note on it?
Describe the number of electrons in the benzene? Write a short note on it?
why pentahalids are more covalent than tetrahalids
Give me answer of this question. When a non-volatile solute is dissolved in a solvent, the relative lowering of vapour pressure is equal to: (a) Mole fraction of solute (b) Mole fraction of solvent (c) Concentration of the solute in grams per litre
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
An experiment to determine the convection coefficient associated with airflow over the surface of a thick stainless steel casting involves insertion of thermocouples in the casting at distances of 10 mm and 20 mm from the surface. When the experiment was perform
Describe briefly the three facts on the evaporation?
A mixture has 18 g water and 414 g ethanol. What is the mole fraction of water in mixture (suppose ideal behaviour of mixture): (i) 0.1 (ii) 0.4 (iii) 0.7 (iv) 0.9 Choose the right answer from abo
Aldehydes which do not have -hydrogen atom, such as formaldehyte and benzaldehyte, when heated with concentrated (50%)alkali solutio
A 500 gm tooth paste sample has 0.2g fluoride concentration. Determine the concentration of F in terms of ppm level: (a) 250 (b) 200 (c) 400 (d) 1000Answer: (c) F-ions in ppm = (0.2/500) x 106 = 400
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