Hints for equilibrium
calculation questions
Q1a
• Hint: remember the rule with water. If you
can’t measure concentration (moles/L) – aka if
it’s not a gas or aq. – then it’s not included in
an equilibrium expression.
Q1b
Q1c
Summary of rules for Kc
Normal
→
Reverse
→
Changing coefficients →
Summing of Kc values
→
A
Initial
Change
Q2
Equil
2B
3C
Q3a+b
• You’re not required to do this one, we may
do it in class.
A
Initial
Change
Q4
Equil
2B
3C