What role does water play in keeping temperatures from fluctuating dramatically?
A. Wateris an acid,
A. Wateracts as a bulfer.
C. Wateris a versatile solvent.
D. Water has a high heat capacity.
4. If you were to heat 1 cup of water and 5 cups of water on a hot plate at the same temperature, which
one would boll first? __ Using your knowledge of hydrogen bonds and the
polarity of a water molecule, explain why.
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3 Questions
1. Reference 5C.912.L.18.12 -The Properties of Water benchmark from the top of the handout. Which of
those properties of water referenced in the benchmark were you observing in this experiment?
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2. In the following example ,identify the solute, the solvent, and the solution.Ricardo is thirsty after
mowing the grass and decides to come inside and make a glass of sweet tea.He adds sugar to the
unsweetened prepared tea and stirs the liquid until all the sugar has disappeared from the pitcher.
Solute - __ Solvent - __ Solution - __
Imagine you were given an unknown dry substance and you added it to water and no matter how
much you heated up the water or stirred the unknown substance, it wouldn't dissolve in the water.
What conclusions could you draw about the types of bonds and charges on the substance because it
doesn't dissolve in water?
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