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प्रश्न
Give reason for It is difficult to cook in hills compared to plain.
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उत्तर
Water boils at a lower temperature in the hills, where the atmospheric pressure is lower than in the plains. This is why it takes a longer time to cook in hilly regions.
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संबंधित प्रश्न
Temporary hardness of water can be removed by
What do you understand by
Soft water
What do you understand by
Hard water
State the disadvantages of using hard water.
Explain the permutit method for softening hard water.
Give balanced equation to show how temporary hardness enters into water.
Give balanced equation to show how temporary hardness in water can be removed by boiling.
Give reason for the following:
Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
Temporary hardness of water can be removed by ________ of water.
