Acids and Bases Flashcards
What is a Bronsted-Lowry Acid?
A proton donor
What is a Bronsted-Lowry Base?
A proton acceptor
What does an Acid + Hydroxide produce?
Salt and water
e.g. CH3COOH(aq) + NaOH(aq) NaCH4COO(aq) + H2O(l)
What does a metal oxide and acid produce?
Salt and water
What do acids and ammonia react to produce?
A salt
e.g. HCl(aq) + NH3 (aq) NH4Cl(aq)
What do acids and carbonates produce?
Salt, water, Carbon dioxide
What do acids and hydrogen carbonates produce?
Salt, water, Carbon dioxide
State the color of Universal indicator at pH: 0, 4, 7, 10, 14
0 - red
4 - orange
7 - green
10 - blue
14 - purple
What does it mean if a substance is strong?
completely dissociated into ions
What does it mean if a substance is concentrated?
a high number of moles of solute per litre
(dm3 ) of solution
What does it mean if a substance is corrosive?
Chemically reactive
What happens when a solution of pH 1 is diluted 10 times
It becomes pH 2
Formula for pH
-log(base 10) [ H+ ion conc.]
Formula for [H+]
10^(-pH)
What is [H+] x [OH-]
1 x 10^(-14)