Acid Base
The Conjugate Base
H3PO4 + SO42- --> HSO4- + H2PO4
What is 'H2PO4'
When the rate of the forward and reverse reactions are equal and there is a continuous exchange of reactants and products
What is 'Dynamic Equilibrium'
The reaction between an acid and base
What is 'Neutralisation'
In terms of product yield, the effect of system moving backwards
What is ' 4M '
A Bronsted - Lowry base
What is a 'Proton acceptor'
The system moves to produce more product
What is 'Forward reaction'
When equal amount of base has been added to the acid and the pH rapidly changes
What is 'the Equivalence point'
Products of HCl and Ca(OH)2
What is '>7 to <11'
This is an ACID / BASE H2SO4
CAN BE BOTH
Effect (on equilibrium) of removing reactant
Strong acid/ Weak base equivalence pH
What is 'Below 7'
Yield of D if 2.0 moles of A are reacted.
2A + 3B --> 1C + 2D
What is '2.0 moles'
The concentration of [H+] Ions in a solution with pH of 1
What is '0.1 M '
A measure of the extent of dissociation of an acid in water
What is 'Ka'
Effect of increasing pressure
2A + 2B <--> 3C + 1D
What is 'All concentrations increase'
Appropriate indicator for Weak acid / Strong base titration
What is 'Phenolphthalein'
Balanced equation
H2SO4 + NaOH --> Na2SO4 + H2O
What is ' 2H2SO4 + NaOH --> Na2SO4 + 2 H2O '
Main factor that determines water solubility
What is 'Polarity'
An amphiprotic substance (Other than water)
Check with sir
Effect on Kc of introducing a catalyst to increase rate of reaction
What is 'No effect'
32ml of 0.5M Base neutralises 16ml of acid with a unknown concentration
What is ' 1.0 M '
When Kc goes down, product yield does this
What is ' Product yield decreases'
The gram weight of one mole of substance