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Question:
a) If you were a newly appointed environmental engineer in a wastewater treatment plant and one of your tasks was to characterise the wastewater. According to you, what would be the main contaminants of concern and justify their importance.
b) What are the main control devices for particulate contaminants and describe any two of them.
c) How would you go about to devise a noise management strategy on a particular site?
Element is strongly electropositive and Y is strongly electronegative. Both element are univalent, the compounds formed from their combination will be: (1) X + Y -
how many type of atom?
Caesiurn chloride crystallises as a body centred cubic lattice and has a density of 4.0 g cm -3 . Calculate the length of the edge of the unit cell of caesium chloride crystal.
Ask quesymmetry and clculation of charactersstion #Minimum 100 words accepted#
The following information is available for the extraction of Cu2+ into CCl4 with dithizone: KD,c = 7 ´ 104; b = 5 ´ 1022; Ka,HL = 3 ´ 10–5; KD,HL = 1.1 ´ 104; n = 2. What is the ex
Explain why electrolysis of aqueous solution of NaCl gives H 2 at cathode and Cl 2 at anode. Write overall reaction
On the basis of application, how are dyes classified? Describe essential features of any two of them.
No. of valence orbitals- No of Hybrid orbitals.Apply the formula for no. of hybrid orbitals.If it exceeds 4 then the answer is 0.
Difference between diagonal relationship between Be and Al
Explain the properties of ionic bonding
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