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30 lip 2024 · Knowing what you do about the polarity of water, why do you think water dissolves sugar? Students may think that sugar is made of ionic bonds like salt. Or they might think that sugar has positive and negative areas and this is why water is attracted to it.
When water dissolves sugar, it separates the individual sugar molecules by disrupting the attractive forces, but does not break the covalent bonds between the carbon, hydrogen, and oxygen atoms. Dissolved sugar molecules are also hydrated, but without as distinct an orientation to the water molecules as in the case of the ions.
24 lip 2017 · The reason that sugar dissolves more quickly in hot water than in cold water has to do with the kinetic energy of the particles. The faster (hotter) the water molecules are moving, the more energy they give to the sugar molecules when they collide with them.
19 cze 2020 · When water dissolves sugar, it separates the individual sugar molecules by disrupting the attractive forces, but it does not break the covalent bonds between the carbon, hydrogen, and oxygen atoms. Dissolved sugar molecules are also hydrated.
• Why do you think sugar dissolves better in hot water than in cold water? The reason why sugar dissolves at a faster rate in hot water has to do with increased molecular motion.
6 sty 2022 · Your statement that "warm water would dissolve sugar with greater ease than cool water" has to do with kinetics, where water molecules have higher energies to move around to dissolve sugar molecules more quickly from the initial crystal/granule state into the final homogeneous solution state.
1. Why does the sugar dissolve in water? 2. What happens to the sugar when it dissolves? You can also use food coloring in water to show the students how food coloring acts in hot water compared to room temperature water. Seeing the food coloring diffuse more quickly helps the students see that the temperature of
