Home » Chemistry mcqs » The water after removing of sludge in the biological oxidation process is treated with ____________The water after removing of sludge in the biological oxidation process is treated with ____________ by a) Chlorine b) Bromine c) Fluorine d) Iodine Related Posts:Which of the following is the correct sequence in the…How many moles of carbon dioxide are produced by complete…Percentage of water in brain cells is_______?Specific heat of vaporization of water is_______________?Sperms released in water are carried to the mesenchyme in…As the normal distribution is symmetrical, its mean, median…