A chromate/dichromate system is prepared   2CrO42- (aq) + 2H+ (aq) Cr2Ot2- (aq) + H2O (l) Predict the shift in direction of the net reaction when  an acid is added.  dichromate is decreased.  the system is diluted with water.

Q: At 25 °C, an aqueous solution has an equilibrium concentration of 0.00167 M for a generic cation,…

A:

Q: Consider the following reaction: Al(OH)3 Al(OH)3(s) The Ksp for aluminum hydroxide is 3.01 x 10-34.…

A: The solubility equilibrium of Al(OH)3 is represented as shown below:hence, the solubility product…

Q: Consider the reversible dissolution of lead(II) chloride. PbCl2(s)−⇀↽−Pb2+(aq)+2Cl−(aq) Suppose you…

A: The balanced equation for the reaction is given by - PbCl2(s) <----> Pb2+(aq) + 2Cl-(aq)

Q: A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H*(aq) + A¯(aq)…

A: Given, the dissociation equation for the weak acid, HA: HA (aq) ⇌ H+ (aq) + A- (aq) Given the…

Q: Consider the equilibrium reaction 4 A +B=3C Write the equation for the reverse reaction. reverse…

A: Answer: In the reverse reaction, products become reactants and reactants become products and…

Q: Consider the reversible dissolution of lead (II) chloride. PbCl2 (s) = Pb2+ (aq) + Cl- (aq)…

A:

Q: Penicillin is hydrolyzed and thereby rendered inactive by penicillinase, an enzyme present in some…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: At 25 °C, an aqueous solution has an equilibrium concentration of 0.00357 M for a generic cation,…

A:

Q: equilibrium

A:

Q: Consider the reversible dissolution of lead(II) chloride. PbCl₂ (s) Pb²+ (aq) + 2Cl- (aq) Suppose…

A:

Q: Iron(III) chloride is reduced by tin(II) chloride. 2FeCl3(aq) + SnCl2(aq) → 2FeCl2(aq) +…

A:

Q: In the following cases, fill in A-E and describe in a few words what kind of reaction it is.

A: Given are organic reactions. The given reaction iii is oxidation reaction. Reaction iv is pyranoside…

Q: A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) H(aq) + A¯(aq) The…

A: [HA] = 0.170 M,[H+] = 2.0010-4 M[A-] = 2.0010-4 M

Q: Consider the reversible dissolution of lead(II) chloride. PbCl2 (s) Pb²* (aq) + 2 Cl¯ (aq) Suppose…

A: Here, we shall answer only the first question which allows us to determine the Equilibrium Constant…

Q: The given Ka value of nitrous acid (HNO2) is 4.5 x 10^-4. Find the value of Kp for the equilibrium…

A: The multiplication of acid dissociation constant and base dissociation constant is equal to…

Q: Given the generic reaction, A(aq) + B(aq) C(aq) ← 1. Write the mass action expression for Kc, the…

A: We are given a generic equation and we need to write the mass action expression for Kc of the given…

Q: An experiment was run to demonstrate that a dynamic equilibrium exists between these two ions.…

A:

Q: Write the equation for the equilibrium constant (K) of the reaction studied in this exercise.  2CrO4…

A: Only aquous concentration is written in the Keq equation.

Q: Use the data to estimate the Keq of the forward reaction.

A: We have to find Keq

Q: Write the expression for the equilibrium constants for the following reactions. FeCl3 (s) Fe+ (aq) +…

A:

Q: When a reaction is studied. A chemist observes that the concentrations of reactants are going up in…

A: The system is proceeding to the right, Q < K.The system is proceeding to the left, Q > K.The…

Q: reaction, I2(s) + Br2(g) ⇋ 2 IBr(g) is 0.25 at 25 °C. (a) Calculate ΔrG⦵ for this reaction. (b)…

A: Given ,  I2 (S) + Br2 (g) <-----> 2IBr (g)  Kc = 0.25  We have to determine ∆°rG and p(IBr)…

Q: What is the value in the concentration of the SCN Suppose the Keq for this experiment is 523. The…

A: We have to predict the concentration of SCN- at equilibrium.

Q: Part A A solution is made by titrating 9.00 mmol (millimoles) of HA and 3.00 mmol of the strong…

A: Given - Ka for HA = 5.61×10-6 Part-A - millimoles of HA = 9.00 mmol               Millimoles of…

Q: Consider the equilibrium involving the methylamine (CH3NH2) and the methylammonium 10n (CH3NHs*) at…

A: ∆G° or Standard Gibbs free energy is the measurement of spontaneity of a reaction. Again for an…

Q: consumed Knowing that [reactant]Ó = [reactant]nitial- [reactant] And that Fe"(aq) + SCN(aq) Ó…

A:

Q: A monoprotic weak acid, HAHA, dissociates in water according to the reaction…

A: Given:The weak acid HA (monoprotic) dissociates in water according to the equation:Equilibrium…

Q: As Wile E. Coyote ices his wounds and plans his next move, he wants to measure the enthalpy change…

A: Given data, Mass of solution = 28.5g Mass of ammonium nitrate = 1.50g Initial temperature = 26.2oC…

Q: Write the equilibrium constant expressions K. for the following reactions. a) CHa(g) +H2O (g) CO(g)…

A: The expression for equilibrium constant is the ratio of product of molar concentration of products…

Q: concentrations of HCI(aq) reacting with CaCo,(s) d. Does the data above prove or disprove your…

A: For the following experiment, we shall devise the procedure given below: 1. Divide the given calcium…

Q: Consider the reversible dissolution of lead(II) chloride. PbCl2 (s) Pb2+ (aq) + 2 Cl (aq) Suppose…

A: Answer:- This question is answered by using the simple concept of calculation of equilibrium…

Q: Write the concentration equilibrium constant expression for this reaction. 31,(s)+2…

A: The reaction given is