Which of the following salts are the main causes of temporary hardness? HomeWater Pollution MCQsWhich of the following salts are the main causes of temporary hardness? water pollution mcqs Q. Which of the following salts are the main causes of temporary hardness? Calcium sulphateMagnesium sulphateMagnesium chlorideMagnesium carbonate Answer: Magnesium carbonate.
The central pollution control board and the department of ocean and environment has established __________ stations over the entire coastal line of the country
