Defining Acids & Bases
These substances release hydrogen ions (H+) when dissolved.
What are acids?
A solution with a pH of 7 is considered to be.
What is neutral?
What is it called when acid reacts with base? What are the products?
What is neutralization and salt + water
What is the name of the glassware needed for a titration experiment?
What is a burette?
Acids turn it red, bases turn it blue.
What is litmus/litmus paper?
A substance that accepts hydrogen ions (H+) and releases hydroxide ions (OH-), is called.
What is a base?
When [H+] > [OH-] indicates this type of solution.
What is acidic?
What are the products of HBr and LiOH? (Must say both)
What is H2O and LiBr?
What is the point in the experiment called when [H+] = [OH-]
What is the equivalence point?
Used for testing strong bases, turns magenta/pink with bases, colorless with acids.
What is phenolphthalein?
These three substances are considered to be electrolytes because they dissociate/ionize in water.
What are acids, bases, and salts (ionic compounds)?
When the pH value is changed from 5 to 3 the concentration of hydronium ions changes by a factor of?
What is 100?
These types of acids/bases completely ionize in water.
What are strong acids/bases?
What is the name for when the indicator changes color and the titration is complete?
What is the end point?
Out of all the indicators on Table M, which would be best for comparing the strength of different acids?
What is methyl orange?
A compound is called this when it can accept a proton or donate a proton (act as a base or acid)?
What is amphoteric?
If a solution has a [H+] of 1.0 x 10^-10 M what is the pH?
What is 10 ?
If H2SO4 and RbOH react what is the name and formula of the salt product?
What is rubidium sulfate, Rb2SO4
38 mL of 0.75 M NaOH is needed to neutralize 155 mL of nitric acid (HNO3), What is the concentration of the acid?
What is 0.18 M?
When added to an acidic solution with a pH of 5.5 it is yellow and changes to blue as the pH gets raised to 8.0.
What is bromothymol blue?
Identify a conjugate acid-base pair from this reaction.
HC2H3O2 + H2O --> C2H3O2- + H3O+
What is
HC2H3O2 and C2H3O2-
OR
H2O and H3O+
If a solution has a [OH-] of 1.0 x 10^-9 M what is the pH?
What is 5 ?
Predict the products and balance.
___H3PO3 + ___Ca(OH)2 --> ________ + ________
What is
2 H3PO3 + 3 Ca(OH)2 --> Ca3(PO3)2 + 6 HOH
What volume of 0.60 M Ba(OH)2 is needed to neutralize 45.0 mL of 0.33 M HCl? (Round to the nearest tenth)
What is 12.4 mL?
Which indicator(s) from Table M could signify a base is present when the color is yellow?
What is methyl orange and thymol blue?