
Grade 11Inorganic Chemistry
Which of the following conditions in drinking water causes methemoglobinemia ?
(1) > 50ppm of load
(2) > 100 ppm of sulphate
(3) > 50 ppm of chloride
(4) > 50 ppm of nitrateplease tell????????????/
Which of the following conditions in drinking water causes methemoglobinemia ?
(1) > 50ppm of load
(2) > 100 ppm of sulphate
(3) > 50 ppm of chloride
(4) > 50 ppm of nitrate
(1) > 50ppm of load
(2) > 100 ppm of sulphate
(3) > 50 ppm of chloride
(4) > 50 ppm of nitrate
please tell????????????/




