Solutions
In a solution, the solute is ___ .
What is dissolved in the solvent?
Covalently bonded polar molecules that break into H+ ions and anions in water.
What is an Arrhenius acid?
This is the [H+] in pure water at 25oC.
What is 1 x 10-7?
Acid + Base --> ____ + ____ .
What is salt + water?
Strong acids do this when they dissolve in water.
What is fully dissociate?
This has a relatively large amount of solute.
What is a concentrated solution?
Bronsted-Lowry theory says acids are this.
What is proton, or H+, donor?
Litmus and methyl orange are examples.
What are indicators?
The product of a reaction between NH3 and an acid.
What is an ammonium salt.
What is a base?
This type of solution can dissolve more solute.
What is unsaturated?
These are the formulas for the common strong acids.
What are HCl, H2SO4, and HNO3?
A solution with pH = 5 is ____ than one with pH = 2.
What is 1000 times less acidic?
This gas is produced when limestone reacts with hydrochloric acid.
What is CO2?
The technique to find the concentration of a solution by reacting it with another solution of known concentration.
What is titration?
The number of grams of NaCl, molar mass 58.44, needed to make 1.50 dm3 of 2.00 mol dm-3 solution.
What is 175 grams?
Role played by water in the equation H2O + HSO3- --> H3O+ + SO32-
What is a base?
What pH is when [H+] = 4.87 x 10-4.
What is 3.31?
Formula of metal hydroxide which forms the salt MgSO4.
What is Mg(OH)2?
A compound formed when the H+ in an acid is replaced by a metal ion.
What is a salt?
New concentration when 420 cm3 of 1.75 mol dm-3 solution is diluted to 1.50 dm3.
What is 0.49 mol dm-3?
Formula of the species formed when HCO31- acts as an acid.
What is CO32-?
What pH is when [OH-] = 8.11 x 10-5.
What is 9.91?
Formulas of the products when H3PO4 reacts with potassium.
What are K3PO4 + H2?
This is your favorite class....and remember where you are. ;-)
What is chemistry?