A. improve the teste of the water
B. remove the hardness in the water clear
C. coagulate sediments in the water
D. kill harmful bacteria in the water
E. make the water clear and colourless
Correct Answer:
Option D – kill harmful bacteria in the water
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![Calculate the energy required to vapourize 50g of water initially at 80°C.[specific heat capacity of water = 2260Jg‾¹K‾¹] [specific latent heat of vaporization of water = 2260Jg‾¹]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "Calculate the energy required to vapourize 50g of water initially at 80°C.[specific heat capacity of water = 2260Jg‾¹K‾¹] [specific latent heat of vaporization of water = 2260Jg‾¹]")