NEETChemistryEnvironmental Chemistry
What is the threshold for sulphate levels in drinking water to cause a laxative effect?
Options
- A100 ppm
- B250 ppm
- C500 ppm
- D750 ppm
Correct answer
C. 500 ppm
Step-by-step solution
A sulphate concentration of over 500 ppm in drinking water can cause a laxative effect.