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Sci. 8- Mix & Flow of Matter: Sect. 2.3 & 2.4

Last updated 3 months ago

5 Nsɛmmisa

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4

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4

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2

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1.

Why is water called “the universal solvent”? (pg. 29)

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2.

What factors affect the solubility of a solute? Explain them. (pg. 29)

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3.

What is 'Thermal Pollution'? What effect does it have on the environment. (pg. 31)

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4.

Make a particle sketch showing how instant coffee dissolves in hot water. (solute & solvent) DO NOT FORGET TO LABEL.

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5.

You’ve been asked to try out a new type of fruit drink flavoring that comes in the form of a cube that dissolves in water. You’re in a hurry to try it so you want to dissolve it as quickly as possible. Name three ways of speeding up dissolving. Explain each one using the particle model of matter.