Acids, Bases, and Solutions
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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| a well-mixed mixture that contains a solvent and at least one solute | solution
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| the part of a solution present in the largest amount | solvent
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| the substance that is present in a solution in a smaller amount and is dissolved by the solvent | solute
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| a mixture containing small, undissolved particles that do not settle out | colloid
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| a mixture in which particles can be seen and easily separated by settling or filtration | suspension
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| a mixture that has only a little solute dissolved in a certain amount of solvent (sap) | dilute solution
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| a mixture that has a lot of solute dissolved in the solvent (syrup) | concentrated solution
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| a measure of how much solute can dissolve in a solvent at a given temperature | solubility
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| when you've added so much solute that no more dissolves, you have a ____________________. | saturated solution
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| if you can continue to dissolve more solute, you have a _____________________. | unsaturated solution
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| has more dissolved solute than is predicted by its solubility at the given temperature | supersaturated solution
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| compounds whose characteristic properties include the kinds of reactions they undergo | acids
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| eat away at other materials | corrosive
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| a compound that changes color when in contact with an acid or base (litmus) | indicator
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| group of compounds that can be identified by their common properties: substance that tastes bitter, feels slippery, and turns red litmus paper blue | bases
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| an atom of hydrogen that has lost its electron | hydrogen ion
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| a negative ion, made of oxygen and hydrogen | hydroxide ion
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| a range of values from 0 to 14 that expresses the concentration of hydrogen ions in a solution | pH scale
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| A ___________ pH tells you that the concentration of hydrogen ions is high. | low
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| A __________ pH tells you that the concentration of hydrogen ions is low. | high
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| a reaction between an acid and a base is called _____________. (close to 7 pH) | neutralization
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| any ionic compound that can be made fromt he neutralization of an acid with a base. | salt
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| The process of ____________ breaks down the complex molecules of foods into smaller molecules. | digestion
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| __________________ is a physical process in which large pieces of food are torn and ground into smaller pieces. | Mechanical digestion
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| ______________ breaks large molecules into smaller ones. | Chemical digestion
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