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Question:
(a) Explain the precautions that should be taken by plant operators while handling chlorine gas used in disinfection of wastewater.
(b) Show why disinfection of sludge is important and list seven ways how disinfection of sludge can be achieved.
(c) In various countries, there are still concerns from experts and local communities about the environmental impact of incinerators. Consider the following two types of emissions produced by these waste treatment facilities:
(i) Gas phase emission (ii) Particulate emission
State one possible major problem associated with each emission. Provide relevant solutions to the problems stated.
Nuclei tend to have more neutrons than protons at high mass numbers because: (1) Neutrons are neutral particles (2) Neutrons have more mass than protons (3) More neut
Compute the percent ionic character of the interatomic bonds for the following compound: TiO2.
Hell Volhard-zelinsky reaction In presence of Red P and diffused light or Hell Volhard-zelinsky reaction Carboxylic acid comprising an α-hydrogen react with Cl 2 or Br 2 i
What is mole concept?
Principle of atomic fluorescence spectrometry: In AFS, the analyte is converted within gaseous atoms in the ground state using a appropriate atomization technique. These are t
chemical bonding
what is the silver salt
external generation of titrant in coulometers
some structures containing polyfunctional groups
Spectroscopy: 1. Run IR spectra on both of your purified products and on pinacolone. Comment on any features of interest, including the C=O stretch frequencies. 2. Obtai
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