The most common cause of acidity in water is

Related MCQs

• The presence of carbon dioxide in water causes acidity.
• The maximum acidity in water will occur at a pH value of
• The most important source of water for public water supply is
• Suspended impurities cause turbidity in water.
• Hard water may cause bursting of boilers.
• Copper sulphate is the most common chemical used for controlling
• The most common coagulant is
• The presence of calcium and magnesium bi-carbonates in water causes hardness in the water.
• The water obtained from a lake is known as surface water.
• In designing a water works for a city to meet the water demand for public use, a provision of about