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Question
Most of the impurities in water are not visible to the naked eye.
Most of the impurities in water are not visible to the naked eye.
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Solution
The correct option is A True
Several factors indicate the presence of microscopic impurities in water. These include microorganisms, high amounts of certain minerals or salt, low pH etc. These can be confirmed by chemical analysis of the water.
Several factors indicate the presence of microscopic impurities in water. These include microorganisms, high amounts of certain minerals or salt, low pH etc. These can be confirmed by chemical analysis of the water.
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