Question

Drinking water can be made absolutely safe by adding some:
A. aspirin tablets
B. iodine tablets
C. chlorine tablets
D. chlorophyll tablets

Answer 1

Answer:

C. chlorine tablets

hope it helps...

Answer 2

Drinking water can be made absolutely safe by adding some C. chlorine tablets.

Explanation:

• Chlorine is a traditional element which is used for purification of water.
• When chlorine is added to water, it reacts with water to produce hydrochloric acid.
• This acid kills the microbes present in water.
• But, the chlorine cannot kill all the harmful organisms present in the water.
• The over-usage of chlorine on water causes negative effect on the consumer.
• So, more advanced techniques are discovered for purifying water than adding chlorine tablets.