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water
Question | Answer |
---|---|
what temperature does pure water freeze at | 0 degrees C |
what temperature does pure water boil at | 100 degrees C |
what is the density of pure water | 1g/cm cubed |
what does the water do when it freezes | expands |
is water a good solvent | yes |
What are the 5 stages involved in water treetment | screening, settling, filtration, chlorination and fluridation |
does hard water lather well | no |
what is hardness in water caused by | the presence of calcium or magnesium ions dissolved in the water |
does ion exchange resins remove hardness | yes |