Indicators
pH/pOH
properties
vocab
misc
100
Red or Blue litmus paper dipped into an acid
What is red?
100
pH value for [H+] = 1 x 10 -6 M
What is 6?
100
Tastes associated with acidic and basic substances
What is sour, and bitter?
100
Substances that change color in the presence of an acid or base
What are indicators?
100
The pH of blood
What is 7.4?
200
Phenolthalein added to a basic solution
What is hot pink?
200
pOH value, if pH = 10
What is 4?
200
Feel of acids and bases on the skin
What is sting or burning sensation for acids and greasy or slippery for bases?
200
Substances that break into positive and negative ions when dissolved in water allowing conduction of electric current
What are electrolytes?
200
Causes of acid rain
What are automobile exhaust, industrial and power plant emissions? (SO2, SO3, CO2, NO2)
300
Bromothymol blue added to an acidic solution
What is yellow?
300
pH value, if [H+] = 4.5 x 10 -8 M
What is 7.35?
300
Ion names linked to Arrhenius acids and bases
What are hydronium [H+] ions for acids and hydroxide [OH-] ions for bases?
300
Substances that resist changes in pH
What are buffers?
300
Where on the tongue do you sense basic foods?
What is center back of the tongue?
400
Universal indicator added to water
What is green?
400
The [H+]and [OH-] concentrations, Given pH=11,
What are [H+]= 1 x 10 -11 M and [OH-]=1 x10 -3 M ?
400
The products of adding Magnesium to an acid, such as HCl
What are hydrogen gas and magnesium chloride?
400
The reactants and products of neutralization
What is the reactants of an acid plus a base and the products of water plus an ionic compound (salt)?
400
Part of the tongue that senses acidic foods?
What are the sides in the back of the tongue?
500
Indicator responses for Sprite soda
What is litmus paper = red, phenolphthalein = colorless, bromothymol blue = yellow, Universal indicator = orange, and pH paper = orange/red
500
The pH and pOH value, given [OH-]=1 x 10 -5 M
What is pOH=5 and pH=9?
500
The products created when an acid is added to a carbonate, such as vinegar to baking soda(sodium bicarbonate)
What are water, carbon dioxide, and an ionic compound (sodium acetate)?
500
An acid anhydride
What is a nonmetal oxide when added to water forms an acid?
500
Definition of a Bronsted-Lowry acid and base
What are a proton donor=acid and proton acceptor= base?
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