Solutions
The unit of molarity.
What is mol./L?
The formula we use in dilution problems.
What is M1V1 = M2V2?
Ions that do not take part in the reaction.
What are spectator ions?
Molecular equation for aqueous sodium phosphate reacting with aqueous calcium chloride to form calcium phosphate and sodium chloride.
What is 2Na3PO4 (aq) + 3CaCl2 (aq) → Ca3(PO4)2 (s) + 6NaCl (aq)?
A compound that contains a hydrogen is usually _____.
What is an acid?
The formula of molarity.
What is the moles of solute divided by the volume of solution?
The volume of 5.0 M copper(II) sulfate solution that must be added to 160 mL of water to achieve a 0.30 M copper(II) sulfate solution.
What is 10. mL?
An equation that lists all the dissociated ions in the reaction.
What is a total ionic equation?
A situation when a compound containing a sulfide ion is soluble.
When there is a cation from Group 1A, Group 2A, or ammonium.
Name two strong acids.
What is sulfuric acid, hydrochloric acid, hydrobromic acid, hydroiodic acid, perchloric acid, nitric acid?
The concentration of 0.5 moles of NaOH dissolved in 50 mL of water.
What is 10 M?
The new concentration if you dilute 175 mL of a 1.6 M solution of LiCl to 1.0 L.
What is 0.28 M?
The molecular equation of solid nickel reacting with aqueous lead(II) nitrate to form solid lead (and nickel(II) nitrate).
What is Ni (s) + Pb(NO3)2 (aq) → Pb (s) + Ni(NO3) (aq)?
The precipitate that forms when sulfuric acid reacts with calcium hydroxide.
Name a weak base.
What is ammonia?
The amount of NaBr (molar mass = 102.9 g/mol) would be needed to prepare 700 ml of 0.230 M NaBr solution.
What is 16.6 g?
The volume you should dilute 133 mL of a 7.90 M CuCl2 solution so that 51.5 mL of the diluted solution contains 4.49 g CuCl2.
What is 1620 mL (1.62 L)?
The total ionic equation of solid nickel reacting with aqueous lead(II) nitrate to form solid lead (and nickel(II) nitrate).
What is Ni (s) + Pb2+ (aq) + 2NO3- (aq) → Pb (s) + Ni2+ (aq) + 2NO3- (aq)?
The precipitate that forms when ammonium hydroxide reacts with hydrochloric acid.
No precipitate.
The net ionic equation for all strong acid/strong base reactions.
What is H+ (aq) + OH- (aq) → H2O (l)?
The concentration of 200 mL of H3PO4 that is required to make 0.4 moles of Ca3PO4 based on:
2H3PO4 (aq) + 3Ca(OH)2 (aq) → Ca3(PO4)2 (s) + H2O (l)
What is 4 M?
A 40.0 mL volume of 1.80 M Fe(NO3)3 is mixed with 21.5 mL of 0.808M Fe(NO3)3 solution. Calculate the molar concentration of the final solution.
What is 1.45 M?
The net ionic equation of solid nickel reacting with aqueous lead(II) nitrate to form solid lead (and nickel(II) nitrate).
What is Ni (s) + Pb2+ (aq) → Pb (s) + Ni2+ (aq)?
Write the molecular, total ionic, and net ionic equations for the following reaction:
Ca(OH)2 (aq) + CH3COOH (aq) →
Molecular: Ca(OH)2 (aq) + 2CH3COOH (aq) → Ca(CH3COO)2 (aq) + 2H2O (l)
Total ionic: Ca2+(aq) + 2OH-(aq) + 2CH3COO-(aq) + 2H+(aq) → Ca2+(aq) + 2CH3COO-(aq) + 2H2O (l)
Net ionic: 2OH-(aq) + 2H+(aq) → 2H2O (l)
The point during a titration at which the moles of H3O+ = moles of OH-.
What is the equivalence point?