Water has an unusual expansion. Air space is left to provide room for expansion when temperature falls below 4oC.
johnmulu answered the question on February 18, 2017 at 05:29
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When temperature of water reaches its boiling point, bubbles rise to the surface
i) State what is contained in the bubbles
ii) State the reason why bubbles rise to the surface only at the boiling point.
Date posted: February 18, 2017. Answers (1)
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Date posted: February 18, 2017. Answers (1)
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Date posted: February 18, 2017. Answers (1)
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Date posted: February 18, 2017. Answers (1)
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Date posted: February 18, 2017. Answers (1)
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Date posted: February 18, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Water of mass 3 kg, at a temperature of 90oC is allowed to cool for 10 minutes. State two factors, other than humidity, that determine the final temperature.
Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)
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Date posted: February 15, 2017. Answers (1)