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Question
Applications of O3 are:
(a) It absorbs UV light. It is used as a disinfectant to purify drinking water, since it destroys bacteria and viruses.
(b) Its advantage over Cl2 for this purpose is that it avoids the unpleasant smell and taste of chlorine since any excess O3 soon decompose to O2.
Applications of O3 are:
(a) It absorbs UV light. It is used as a disinfectant to purify drinking water, since it destroys bacteria and viruses.
(b) Its advantage over Cl2 for this purpose is that it avoids the unpleasant smell and taste of chlorine since any excess O3 soon decompose to O2.
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Solution
The correct option is B Both are true.
Ozone can eliminate a wide variety of inorganic, organic and microbiological problems and taste and odor problems. The microbiological agents include bacteria, viruses, and protozoans (such as Giardia and Cryptosporidium).
It absorbs UV light. It is used as a disinfectant to purify drinking water, since it destroys bacteria and viruses.Thus (a) is true.
Ozone leaves no unpleasant chemical taste or smell.
Its advantage over Cl2 for this purpose is that it avoids the unpleasant smell and taste of chlorine since any excess O3 soon decompose to O2. Thus (b) is true.
Ozone can eliminate a wide variety of inorganic, organic and microbiological problems and taste and odor problems. The microbiological agents include bacteria, viruses, and protozoans (such as Giardia and Cryptosporidium).
Ozone leaves no unpleasant chemical taste or smell.
Its advantage over Cl2 for this purpose is that it avoids the unpleasant smell and taste of chlorine since any excess O3 soon decompose to O2. Thus (b) is true.
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