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Acids and Bases

The numerical values for acids on the Ph scale is? 0-6
The numerical values for bases on the Ph scale is 8-14
the numerical value for neutral on the ph scale is? 7
An atom or molecule with an electrical charge is called? ion
Produces lots of hydrogen ions acids
produces lots of hydroxide ions bases
tastes sour, reacts with carbonates and metals acids
tastes bitter and feels slippery bases
Blue litmus paper turns red if it touches a _________ acid
red litmus paper turns blue if it touches a _________ base
Milk has a ph of 6 so it is an acid
ammonia has a ph of 11/5 that means it is a base
the ph scale has number values from _________to _______ 0-14
to neutralize an acid you need to add a ___________ base
To neutralize a base you need to add a ___________ acid
cabbage juice will turn pink if it touches an acid
cabbage juice will turn green if it touches a base
can a strong base hurt you? yes
can a weak acid hurt you? no
you should always touch an acid or a base to test how strong or weak it is No
Strong bases produce more hydroxide ions than weak bases yes
strong acids produce more hydrogen ions than weak acids yes
Ph paper can only tell you if the substance is an acid or a base but not how strong or weak it is no
Litmus paper will tell you the strength of the acid or base no
solvent a substance that dissolves a solute to make a solution (larger amount)
solute the substance that is dissolved in a solution (smaller amount)
What is a universal solvent? A solvent that dissolves many solutes for example water
Mixture 2 or more atoms that are not chemically combined
Heterogeneous mixture you can see all the different parts of the mixture easily
Homogeneous mixture you cannot see all the different parts easily
Solubility a measure of how easily a solute will dissolve in a solvent
Dilute Solution a solution with only a small amount of solute
Concentrated Solution a solution with only a large amounst of solute
Saturated Solution A solution that cannot hold any more solute at a certain temperature.
Temperature a factor that can affect solubility. if you increase the temperature, then the solution can dissolve more solvent.
Created by: uclabruin03



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