Is Solid Residue Present in Pure Water?

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SUMMARY

The discussion centers on the purity of water, specifically addressing the presence of solid residues in a sample with a density of approximately 1.08 g/mL. Participants agree that pure water should not exhibit any solid evaporation residue, confirming that the sample in question cannot be classified as pure water. The consensus emphasizes that conductivity and the absence of solid residues are critical indicators of water purity.

PREREQUISITES
  • Understanding of water purity standards
  • Knowledge of conductivity measurements
  • Familiarity with evaporation residue analysis
  • Basic principles of density and its implications
NEXT STEPS
  • Research methods for measuring water conductivity
  • Explore techniques for analyzing solid residues in liquids
  • Study the implications of density variations in water samples
  • Learn about water quality testing standards and protocols
USEFUL FOR

Scientists, environmental analysts, and quality control professionals involved in water testing and purity assessments will benefit from this discussion.

KiraraChem
Please use the template when posting a question in the HW section.
Hi everyone!
If I have a sample that didn’t present conductivity and left a solid evaporation residue but its density is approximately 1 g/mL (1,08 g/mL), can I still say it is pure water?
I suppose pure water shouldn’t have any kind of solid residue.

Thanks!
 
Physics news on Phys.org
KiraraChem said:
I suppose pure water shouldn’t have any kind of solid residue.

And you are right.
 

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