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Given the following mass percent compositions, determine the empirical formula: 49.5% C; 5.2% H; 28.8% N; 16.5% O.
What is meant by entropy driven reaction? How can a reaction with positive changes of enthalpy and entropy are made entropy driven
functional groups of organic compounds
while gibing the ph and the volume intial and final how do we calculate the number of moles
The nature of bonding in graphite is: (1) Covalent (2) Ionic (3) Metallic (4) Coordinate Ans: Covalent
Electronic configuration of H - is : (1) 1s 0 (2) 1s 1 (3)1s 2 (d) 1s 1 , 2s 1 Ans: 1s 2
how do you calculate the mass atomic number of an element?
What Sort of Panel Is Required for Acceptance Tests? Consumer panels are the best group to use for evaluating the acceptability of a product or a range of products because the
If wavelength of photon is 2.2x10 -11 m, h= 6.6x 10 -34 J-sec, then momentum of photon is: (1) 3x 10 -23 kgms -1 (2) 3.33x 10 22 kgms -1 (3) 1.452x 10-
Physical Properties of Acetic Acid (a) It is a colourless, at ordinary temperature, corrosive liquid along with a sharp pungent odour of vinegar. It has a sour taste. (b) Be
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