Chapter 12
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is the dissolved substance? | The solute
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| What are non electrolytes? | solutes that dissolve in water but don't form electric currents
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| Colloid | A mixture in which one substance of microscopically dispersed insoluble particles is suspended throughout another substance
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| what can solutions consist of? | solutes and solvents consisting of solids, gases and liquids
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| solutes and solvents consisting of solids, gases and liquids | solubility depends on the temperature
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| what is a molar concentration of a solution | The molar concentration of a solution represents the ratio of moles of solute to liters of solution
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| What are mixtures classified as? | solutions, suspensions, colloids, depends on the size of the mixture's particle
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| What are electrolytes | Electrolytes are the most ionic solutes and some molecular solutes form aqueous solutions that conduct an electric current
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| Molarity | Concentration unit defined to be the number of moles of solute divided by the number of liters of solution
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| Hydration | Chemical reaction in which a substance combines with water
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| What are the two types of mixtures | homogeneous or heterogeneous
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| The solubility of gases in liquids increases with | increase in pressure
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| The solubility of gases in liquids decreases with | increase in temperature
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| What are the two useful expressions of concentration | Molarity and molaity
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| Suspension | a mixture in which particles of a material are more or less evenly dispersed throughout a liquid or gas
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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