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How much air (volume composition: 21% of oxygen and 79% of nitrogen) is used up in this process?
Assume that oxygen and nitrogen behave like ideal gases. The products are usually not obtained under standard conditions but at increased temperatures. Assume for the following that the products are produced at a temperature of 100° C and at standard pressure, while the reactants react at standard conditions.
formula of calcium oxide
Prepare a table that lists the expressions for the dimensionless concentration profiles and catalyst effectiveness factors for slab, cylinder and spherical catalysts.
The electronic structure of four elements A, B, C, D are: (1) 1s 2 (2) 1s 2 , 2s 2, 2p 2 , (3) 1s 2, 2s 2 , 2p 5 ,
what are the principle underlying the extraction of metals
The frequency of yellow light having wavelength 600 nm is: (1) 5.0x10 14 Hz (2) 2.5 x 10 7 Hz (3) 5.0x 10 7 Hz
discuss the concentration of cations in the solution copper sulphate and zinc sulphate
Describe the following giving suitable examples: i. Cannizzaro reaction ii. Aldol condensation b. Give a chemical test to distinguish among ethanal and propanal.
Tests of benzaldehyde - aldehydes and ketones (a) It forms a white precipitate with solution. (b) It creates a yellow precipitate with 2: 4 dinitrophenyl hydrazines. (
Chemicals in food Several chemicals are added to food for their preservation and improving their appeal. These involve flavorings, antioxidants, fortifiers, sweeteners, dyes, e
f block elementstypes
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