posted by .

Which of the following is a precipitation reaction?

I. 2 Mg (s) + O2 (g) → 2 MgO (s)

II. SO3 (g) + 2 H2O (l) → H3O+ (aq) + HSO4- (aq)

III. Pb2+ (aq) + CrO42- (aq) → PbCrO4 (s)

IV. 2 H2O (g) → 2 H2 (g) + O2 (g)

V. Ag+ (aq) + 2 NH3 (aq) → [Ag(NH3)2]+ (aq)

  • chemistry -

    Which goes from aqueous to solid.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    I think these I know how to do ....just want someone to check..still sorta mixed up on the first question. Thanx For the following reaction, what is the correctly balanced reduction half-reaction?
  2. organic chem

    (b) One of your illustrious colleagues continues his/her education and finally obtains employment with a renowned pharmaceutical company as an organic chemist. He or she is asked to synthesize pantothenic acid because the company wants …

    IDENTIFY THE CONJUGATE ACID-BASE PAIR IN THE FOLLOWING REACTIONS. A) HSO4^- + SO3^2- <---> HSO3^- + SO4^2- B) S^2- + H20 <----> HS^- + OH^- C) CN^- + H3O^+ <----> HCN + H2O D) H2SE + H2O <----> HSE^- + H3O^+
  4. CHM

    Need help please Which of the following equations has the coefficients 2,1,1,2 when it is balanced?
  5. Chemistry

    . For the reaction 2H2(g) + 2NO(g) → N2(g) + 2H2O(g) The observed rate law is Rate =k[NO]2[H2] The mechanisms shown below have been proposed to explain the kinetics of the above reaction Which of the following are acceptable …
  6. Chemistry

    ou are given the following data. S(s) + 3/2 O2(g) → SO3(g) ΔH = -395.2 kJ 2 SO2(g) + O2(g) → 2 SO3(g) ΔH = -198.2 kJ Calculate ΔH for the reaction below. S(s) + O2(g) → SO2(g)
  7. chemistry

    Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. (a) H2O2(l) + Pb(s) → H2O(l) + Pb2+(aq) (b) O2(g) + Mn(s) → H2O(l) …
  8. Science :(

    Which of the following describes the correct sequence of events during the water cycle?
  9. Science asap

    1. Which of the following describes the correct sequence of events during the water cycle?
  10. chemistry

    4. Calculate the Gibbs’ free energy change for the reaction Mg(s) + H2O(g) → MgO(s) + H2(g) carried out at 100ºC given the data below. Under these conditions is this reaction product favoured?

More Similar Questions