Chapter 8 - Science
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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| HCL | Hydrochloric acid
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| KOH | potassium hydroxide
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| NH4OH | ammonium hydroxide
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| H2SO4 | sulfuric acid
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| H2CO3 | carbonic
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| NaOH | sodium hydroxide
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| HNO3 | nitric
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| H3PO4 | phosphoric
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| Ca(OH)2 | calcium hydroxide
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| Mg(OH)2 | magnesium hydroxide
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| mixture that is made up of different things but comes together as one, evenly distributed | homogenous mixture
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| dissolvent ( sugar in ice tea ) | solute
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| what doe the dissolving( usually water ) | solvent
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| dissolving process | stirring, heating, crushing
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| water pulls ions from crystals | dissociation ( ionic compound )
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| water floats molecules away | dispersion ( polar )
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| water pulls molecules apart, creating ions | ionization ( polar )
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| properties of solutions | coductivity, lower freezing point, raise boiling point, heat with acids and bases
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| during the formation of a solution energy is released or absorbed | heat of solution
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| when heat is released | exothermic
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| when heat is absorbed | endothermic`
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| contains as muc solute as the solvent can hold | saturated
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| could dissolve more solute | unsaturated
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| more solute is dissolved than the solvent can hold | supersaturated
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| the amount of solute comparted to the solvent by percentage | concentration
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| like dissolves like | polar and nonpolar
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| factors affecting solubility of solids and gases | temperature and pressure
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| produces hydronium ions in water solution, sour taste, corrosive to metals, electrolyte, reacts with indicators, and neutralizes bases. | properties of aicds (H30+)
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| produces hydroxide ions in water solutions, bitter taste, slippery feel, caustic to flesh, electrolyte, reacts with indicators, and neutralizes acids. | properties of bases (OH-)
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| when to atoms combine sometimes a substance preciptates out, the compound formed from the postive part of the base and the negative part f the acid. | salts
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| a chemical reaction between and acid and a base producing a salt and water. | neutralization
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| a pH of 7 | neutral
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| a pH under 7 | acid
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| a pH between 7 and 14 | base
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| organicm acentric, boric, carbonic, citric, stuff you can eat, drink, not harmful | weak acids
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| dilute, antacids, used in medicines and cleaners, eats away at acids and balences it out | weak bases
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| solutions that are resistant to large changes in pH | buffers
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| solutions that conduct electric currents | electrolytes
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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.
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.
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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Created by:
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