What is and acid that completely dissociates in water.
100
A pH scale indicates what?
What is the measure of how acidic or basic a solution is
100
Define the variable Ka
What is the ratio of dissociated ions to undissociated acids
200
What is the difference between a Bronsted-Lowry base and a Lewis base?
What is a Bronsted-Lowry base accepts hydrogen ions and a Lewis base donates an electron pair.
200
Bases that dissolve in water are known as?
What is alkalis
200
Which has a greater electrical conductivity, a strong acid or a weak acid and why?
What is strong acid because it completely dissociates into its component ions, increasing the concentration of ions.
200
The pH of a substance is really a measure of _________?
What is the concentration of hydrogen ions present in the solution
200
The higher the Ka, the ________ the acid.
What is stronger
300
What is a dative bond?
What is a covalent bond where an electron pair is donated from a base to an acid which has an incomplete octet.
300
Acids react with metals to form what?
What is a metal, salt, and hydrogen
300
Why are weak acids weak?
What is because the reverse reaction reforming the acid is more successful than the forward reaction yielding the ions.
300
A change in a pH of 1 is really equal to a change in ___ hydrogen ions.
What is 10
300
How do you deduce the conjugate base of any acid?
What is removing a hydrogen ion from the formula
400
What is meant for a compound to be amphoteric and give two examples?
What is the ability to act as an acid or a base; H20, NH3, HCO3.
400
Acids react with _________ to form a metal salt, carbon dioxide and water?
What is metal carbonates
400
Name two strong acids and one weak acid
What is sulfuric acid/hydrochloric acid/nitric acid and carboxylic/ethanoic/carbonic acid.
400
A pH less than 7 means the solution is _____
What is acidic
400
Strong bases are _______
What is corrosive
500
What do bases yield in an aqueous solution?
What is hydroxide ions
500
When a universal indicator is used to determine the pH of a solution, it turns ________ if the solution is an acid and ________ if the solution is a base.
What is red/orange/yellow and blue/teal/purple
500
Which chemical group containing nitrogen is considered weak bases?
What is the amine
500
A pH scale is _______
What is logarithmic
500
Define monoprotic and polyprotic
What is donate 1 hydrogen ion/ more than 1 hydrogen ion