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प्रश्न
Fill in the blank:
The sample of hard water which lathers with soap after boiling and filtration contains _____.
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उत्तर
The sample of hard water which lathers with soap after boiling and filtration contains calcium bicarbonate.
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संबंधित प्रश्न
What is the major source of fresh water in the city/town/village where you live?
Why is water essential for life?
Give balanced chemical equation for the reaction of water with Carbon dioxide.
Give one word for the following statement :
The change of states of water from one form to another .
Describe the water-cycle in nature.
How do fishes and aquatic animals survive when the pond gets covered with thick ice?
How is aquatic life benefited by the fact that water has maximum density at 4oC?
What is meant by the term ‘oil spill’?
Which of the following does not show water shortage?
A jumbled word is given here. Write the correct form of the word.
QUIFERA
