Podcast
Questions and Answers
What is the term for water that does not produce lather with soap?
What is the term for water that does not produce lather with soap?
- Hard water (correct)
- Permanent hardness water
- Temporary hardness water
- Soft water
Which minerals are responsible for the formation of hard water?
Which minerals are responsible for the formation of hard water?
- Iron and Zinc
- Potassium and Sodium
- Calcium and Magnesium (correct)
- Chlorine and Fluorine
What causes temporary hardness of water?
What causes temporary hardness of water?
- Presence of Ca and Mg bicarbonate (correct)
- Presence of Ca and Mg sulfate
- Presence of Fe and Al carbonate
- Presence of Na and K chloride
What is the result of the reaction between hard water and soap?
What is the result of the reaction between hard water and soap?
Which method is used for the removal of boiler troubles by internal treatment?
Which method is used for the removal of boiler troubles by internal treatment?
What is the cause of temporary hardness of water?
What is the cause of temporary hardness of water?
What is the result of the reaction between hard water and soap?
What is the result of the reaction between hard water and soap?
Which method is used for the removal of boiler troubles by internal treatment?
Which method is used for the removal of boiler troubles by internal treatment?
What is the term for water that does not produce lather with soap?
What is the term for water that does not produce lather with soap?
Which minerals are responsible for the formation of hard water?
Which minerals are responsible for the formation of hard water?
Flashcards
What is Hard Water?
What is Hard Water?
Water that does not easily produce lather with soap.
Minerals in Hard Water
Minerals in Hard Water
Calcium (Ca) and Magnesium (Mg) ions.
Cause of Temporary Hardness
Cause of Temporary Hardness
The presence of Calcium and Magnesium bicarbonates.
Hard Water and Soap Reaction
Hard Water and Soap Reaction
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Calgon Treatment
Calgon Treatment
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