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QUESTION #3705
Explain how chlorine is used to purify drinking water. What are the advantages and potential concerns?
A
Cl₂ reacts with water to form HOCl which kills bacteria. Advantages: effective, residual protection. Concerns: disinfection by-products (trihalomethanes) may be carcinogenic
B
Chlorine just smells
C
Chlorine makes water cloudy
D
Chlorine removes all minerals
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Chlorination is the most common water disinfection method worldwide.…
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Chlorination is the most common water disinfection method worldwide.
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