Materials that dissolve in water to form a solution that will conduct electricity
What is electryolytes
100
Determine the intermediate products of:
H2CO3, H2SO3, NH4OH
What is H2S, CO2, SO2, NH3, + H20
100
Name all the strong bases:
What is RbOH, LiOH, NaOH, KOH, Ca(OH)2, BaOH, SrOH, CsOH
100
The oxidation state of an atom in a free element is ____
The oxidation state of a monatomic ion is _____
What is 0, equal to its charge
100
Which of the following is a strong electrolyte?
BaSO4, Fe(OH)2, HF, CH3CH2OH, HCLO4
What is HCLO4
200
The action of anions and cations separating from each other
What is dissociation
200
The net ionic equation for many acid-base reactions is:
What is H+ +OH- --> H20
200
Determine the oxidation states of K + O in:
K202
What is +1, -1
200
A dye whose color depends on the acidity or basicity of the solution. Signals the equivalence point.
What is indicator
300
Determine the spectator ions in the following reaction:
K2SO4(aq) + 2Ag(NO3)(aq) --> 2KNO3(aq) + Ag2SO4(s)
What is 2K+, 2NO3-
300
Which reactant will form an intermediate?
2HCl (aq) + K2S(aq) -->
What is neither.
300
Write a molecular ionic equation for the reaction between aqueous HI and aqueous Ba(OH)2
What is HI(aq) + Ba(OH)2(aq) --> H2O(l) + BaI2(aq)
300
Determine the reducing agent and oxidizing agent:
C2H4(g) + 3O2(g) --> 2CO2(g) + 2H2O
What is C, O
300
The exact moment a stoichiometric amount of titrant has been added to the titrate
What is equivalence point/endpoint
400
Determine the net ionic equation:
Na2CO3(aq) + 2HCl(aq) --> 2NaCl(aq) + CO2(g) + H2O(l)
What is CO3- + 2H+ --> CO2(g) + H2O(l)
400
Determine the molecular equation:
HNO3(aq) + Na2CO3(aq) -->
What is H2O (l) + CO2(g) + 2NaNO3(aq)
400
In this procedure, a substance in a solution of known concentration is reacted with another substance in a solution of unknown concentration.
What is titration
400
Which of the following equations is a redox reaction:
1) Pb(NO3)2 + Na2SO4 --> PbSO4 + 2NaNO3
2) 2Fe + 6HBr --> 3H2 + 2FeBr3
What is the second equation
400
.360 g HCl is dissolved in H2O(l) and the solution is titrated with 25 ml of .200 M of RbOH solution. What is molar mass of HCl?
HCl + RbOH --> H20(l) +RbCl
What is 72 g/mol
500
Determine the net ionic equation for the reaction of aqueous potassium hydroxide and aqueous nitric acid.
What is H+ + OH- --> H2O (l)
500
Complete the equation:
NH4I(aq) + NaOH(aq) --> ?
What is H2O(l) + NH3(g) + NaI (aq)
500
The titration of a 10 ml sample of an HCl solution of unknown concentration requires 12.54 ml of a .100 M NaOH solution to reach the equivalence point. What is the concentration of the unknown HCl solution in M?
HCl (aq) + NaOH(aq) --> H2O (l) + NaCl(aq)
What is .125 M HCl
500
Determine the oxidation states of each and which is undergoing oxidation and reduction.
CH4(g) + 2O2(g) --> CO2(g) + 2H2O (g)
What is C= -4, +4 (oxidized)
O= 0, -2 (reduced)
500
What volume of .300 NaCl is required to precipitate all the Pb2+ ions from 25 ml of aqueous .440 M Pb(NO3)?
Pb(NO3)2 + 2NaCl --> PbCl2(s) + 2NaNO3(aq)