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13 January, 19:17

A science class is studying solubility, so they perform a lab to answer the question, "How does temperature affect the solubility of sugar in water?" The results of their experiment appear below.

Amount of Sugar Dissolved at Different Temperatures

Temperature (°C) Grams of sugar that dissolved

in 100 g water

0 180

20 205

40 240

60 280

80 360

100 490

Which of the following conclusions best answers the experimental question?

A.

All of these statements are valid answers to the experimental question.

B.

Sugar is composed of carbon, hydrogen, and oxygen atoms covalently bonded together.

C.

The solubility of sugar in water is 490 g sugar/100 g water at 100°C.

D.

The solubility of sugar in water increases with an increase in temperature.

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Answers (2)
  1. 13 January, 21:11
    0
    Answer: It is D. The solubility of sugar in water increases with an increase in temperature.
  2. 13 January, 22:28
    0
    Answer: Option D

    Explanation:

    The sugar dissolves in water to make a homogeneous solution. Amount of sugar that is dissolved in 100 gram of water varies at different temperature.

    The dissolution of sugar in water at different temperatures is called solubility.

    It is seen that the solubility of sugar in water increases with increase in the temperature.

    Hence, the correct answer is option D
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