Acids
What are Bronsted Lowry acids defined as?
proton donor
What are Bronsted Lowry bases defined as?
Proton acceptors
The pH scale ranges from ___ to ____
0-14
Litmus paper turns ____ in a basic substance
blue
List 3 properties of acids
Sour taste, turn litmus paper red, conduct electricity
List 3 properties of bases
Bitter taste, turn litmus paper blue, conduct electricity, slippery substances, cleaning products
Give an example of an acidic, basic and neutral substance
Answer varies
Litmus paper turns ___ in an acidic substance
Red
T or F. According to the Arrhenius definition acids must always have a H+ attached
True
power
Solutions with more [H+] have (high or low) pH?
low
Phenolphthalein turns _____ in basic substance
Pink
What is the conjugate acid of the following base: NH3
NH4
What is the conjugate base of the following acid: H2SO4
HSO4
pOH is the measure of the amount of ___ ion
OH or hydroxide
The pH of a substance can be determined by which 3 methods?
pH meter, pH paper and liquid indicator
3.10
What determines if an acid or base is strong or weak?
Its ability to completely ionize (separate into ions)
T or F. All acidic solutions have both H30+ and OH in them
True
A solution has [OH-] = 0.00496. Calculate the pH and pOH of the solution
pOH = 2.30
pH = 11.70