Acids
What ion does acid produce in water?
H+ or H3O+
What ion does base produce in water?
OH-
what is the range of the pH Scale?
0-14
What is an indicator?
A compound that changes color based on pH.
What is another name for an acid base reaction?
Neutralization reaction
What is the pH range for an acid?
Zero to less than 7
What is the pH range for a base?
more than 7 to 14
pH is the measure of the amount of ___ ion
H3O+ (hydronium) or H+
Red litmus turns ____ in a basic substance
blue
What are the products of a neutralization reaction?
Water and a salt
What are properties of acids?
Taste sour, Electrolytes, and Corrosive
what are properties of bases?
Taste bitter, feels slippery
Blue litmus paper turns ___ in a basic substance
Blue
What is titration?
A technique of using a base with a known concentration to determine the concentration of an acid with unknown concentration but a known volume
How do you calculate [H+] if you have pH?
How do you calculate pOH from pH?
14-pH=pOH
Phenolphthalein turns _____ in basic substance
Pink
What is the equivalence point?
moles of acid you started with equals moles of base added
what are acids defined as?
proton donors
How do you calculate [OH-] if you have pH?
14-pH=pOH
10-pOH=[OH-]
How do you calculate pH if you have H+ concentration?
-log(H+)
Besides Litmus paper, name 3 other indicators
pH paper, Universal Indicator, purple cabbage indicator
What is an analyte and a titrant?
Titrant: the base of known concentration in the burette
Analyte: the acid of unknown concentration that is being tested.