RAM = $\frac{(78.6\times 24) + (10\times 25) + (11.4\times 26)}{100}$
= $\frac{1886.4 + 250 + 296.4}{100}$
= 24.3
johnmulu answered the question on February 15, 2017 at 06:07
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Describe how sodium carbonate is used to remove water hardness.
(Solved)
Describe how sodium carbonate is used to remove water hardness.
Date posted:
February 15, 2017
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Answers (1)
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Dissolving of potassium nitrate in water is an endothermic process. Explain the effect of increase in temperature on the solubility of potassium nitrate
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Date posted:
February 15, 2017
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Answers (1)
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Date posted:
February 15, 2017
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Answers (1)
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Date posted:
February 15, 2017
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Answers (1)
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Date posted:
February 15, 2017
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Answers (1)
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Date posted:
February 15, 2017
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Answers (1)
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(Solved)
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 13, 2017
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Answers (1)
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Hardness of water may be removed by either boiling or addition of chemicals
(Solved)
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 13, 2017
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Answers (1)
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Explain why permanent hardness in water cannot be removed by boiling.
Date posted:
February 13, 2017
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Answers (1)
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Starting from solid magnesium oxide, describe how a solid sample of magnesium hydroxide can be prepared
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 13, 2017
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Answers (1)
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(Solved)
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Date posted:
February 13, 2017
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Answers (1)
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(Solved)
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Date posted:
February 13, 2017
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Answers (1)
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Date posted:
February 11, 2017
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Answers (1)
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(Solved)
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Date posted:
February 10, 2017
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Answers (1)
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(Solved)
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Date posted:
February 10, 2017
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Answers (1)