Relevant Competitive Tests:
The most commonly used chemical coagulant in water treatment is________________?
A. Ferrous sulphate
B. AlumCorrect Answer
C. Lime
D. Hydrazine
Correct Option: B. Alum
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Which of the following is a type of sedimentary rock?Which of the following rock favors petroleum formation?DLS stands For_______?RIH stands for ________?“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of___________________?