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Environmental Chemistry -II
- What is pH of rain water? Why?
- What is relation between ppm and mg/l?
- Explain the difference in strong and weak acid.
- Potable water has both acidity and alkalinity. How is it possible?
- Explain role of pH in precipitation of heavy metals.
- What are colloids?
- Explain the role of Zeta Potential in coagulation of water.
- Explain the terms Isotope, Ion, pKa, Normal Solution, MilliEquivalent,
- What is unit of measurement for Alkalinity? Why it is same for Hardness measurement?
- In aeration, Oxygen gets dissolved in water, whereas Carbon-di-Oxide is expelled from water. Why?
- Fluoride in water has minimum and maximum permissible limits. why?
- Soda-lime process cannot remove the hardness completely. Why?
- How to determine Total volatile solids.
- If water analysis shows high COD but zero BOD, what may be the reasons?
- What is difference between apparant and true turbidity?
- What disinfectant is used for swimming pool?
- What is relation between hardness and alkalinity?
- What is free residual chlorine?
- What are amphoteric compounds? What is their role in coagulation?