Chemical Equilibrium

?

1. When th reaction Quotient and rate constant is compared it is used to determine?

  • The spontaneity of a chemical reaction.
  • The direction of the reaction
  • expresses the energy that can be converted during chemical reaction to useful (non pressure volume) work.
1 of 19

Other questions in this quiz

2. What is the equation for ionic strenght?

  • aB =YB(activity coefficient) x ConcB
  • RTc
  • I= 0.5 (sum of the conc of ions and (charge of ions)^2)
  • 1000RTc

3. Which of these statements about equilibrium constant is not true?

  • if K>1 products prevails reactants (if K is very high then it maybe irreversible
  • Kc = [C}^c[D]^d divided by [A]^a[B]^b
  • if K>1 Reactants prevails products (if K is very low reaction may not occur)
  • Kc is dimensionless

4. Which of these do not affect equilibrium?

  • Pressure (if moles differ in products and reactants)
  • Concentration
  • Catalyst
  • Temperature

5. Differences between osmolarity and osmolaity?

  • Osmolarity = mol/kg
  • osmolality= mol/kg

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all equilibrium, resources »