Activity 3. Solve the following:1. What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C204 )3 9 H20} canbe obtained from 650 mL of 0.0170 M aqueous solution of LaCl3 by adding astoichiometric amount of sodium oxalate ?2. Calculate the mass of hydrogen formed when 25 grams of aluminum reacts withexcess hydrochloric acid.2A1 + 6HC1 >Al,Cls + 3H23. What mass of ZnCl2 can be prepared from the reaction of 3.27 grams of zinc with3.30 grams of HC1?Zn +2HC1 ZnCl2 + H24. How many milliliters of 0.200 M NH2OH are needed to react with 12.0 mL of 0.550M FeCl3?FeCla + 3NH4OH Fe(OH)3 + 3NH4C1

Answered: Image /qna-images/answer/9c274e5c-9dea-4615-9251-8a77b937a76c.jpg

Answered: 1. What mass of solid Lanthanum (III)…

1. What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C204 )3 9 H20} can be obtained from 650 mL of 0.0170M aqueous solution of LaCl3 by adding a stoichiometric amount of sodium oxalate ?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: A method for testing the presence of unreacted salicylic acid in your aspirin synthesis is to add a…

A: The color change observed when a 1% FeCl3 (aq) solution is added to a reaction mixture can serve as…

Q: 2. What is the solubility of lead (in pM) for solid Pb(OH)2 in a sample of water containing 2.4 x…

Q: (f) Potassium permanganate (g) Sodium hypochlorite (h) Beryllium bicarbonate (1) Ammonium dichromate…

Q: nsider the insoluble compound cobalt(II) carbonate, CoCO3. The cobalt(II) ion also forms a complex…

Q: Calculate the concentration of cobalt(III) ions in a solution formed by mixing 200 mL of 0.100 M…

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

Q: Explain why addition of NH3 or HNO3 to a saturated solution of Cu(OH)2 in contact with solid Cu(OH)2…

Q: The following chemical equations shows the stepwise Formation Constant expression (K₁ toks) of each…

A: The stepwise formation constant of the given complex is as follows:

Q: 4. Which cation or cations may be present in a pale blue solution that turns deep blue and forms a…

A: Cu2+ ions solution has pale blue color solution. The reaction between Cu2+ ions and Ammonia forms a…

Q: For the aqueOuS [Ni(NH3)6] 2+ complex Kf= 5.50 x 10^8 at 25 °C. Suppose equal volumes of 0.0016 M…

Q: An aqueous solution is prepared in which 0.00113 mol Ni(NO3)2 and 0.484 mol NH3 are dissolved in a…

Q: Calculate the molar concentration of zinc ions in a solution containing 0.200 M [Zn(NH3)4]2+ (Kf =…

Q: The pKsp of indium ferrocyanide, In4[Fe(CN)6]3, is 43.720. Calculate the solubility of indium…

A: Given, pKsp of In4[Fe(CN)6]3 = 43.720 Molarity of InCl3 = 69.3 mM Calculate the solubility of…

Q: If 2.50 g of CuSO4 is dissolved into 9.0 x 10² mL of 0.30 M NH3, what are the concentrations of…

A: The objective of the question is to find the concentration of Cu2+, [Cu(NH3)4]2+, and NH3 in the…

Q: A sample of water has a pH of 5.3. The concentration of bicarbonate (HCO3-) in the sample is 190…

A: The concentration of hydrogen ion and hydroxide ion in mg/L is; H+=10-5.3H+=10-5.3 mol/L×1g/mol×1000…

Q: solution containing copper(II) nitrate (aq) first has some aqueous ammonia added to it. A white…

A: The question is based on the concept of qualitative analysis. to identify the copper ions in the…

Q: Consider the insoluble compound copper(II) carbonate, CuCO3. The copper(II) ion also forms a complex…

A: To write a net balanced equation and to calculate the equilibrium constant for the reactions.

Q: Consider the insoluble compound nickel(II) hydroxide, Ni(OH)2. The nickel ion also forms a complex…

A: We need to write the net ionic equation and the value of equilibrium constant in this problem. We…

Q: What is the approximate concentration of free Aut ion at equilibrium when 1.86x10-2 mol gold(1)…

A: The question is based on the concept of chemical equilibrium.We need to calculate equilibrium…

Q: What is the solubility of Agl in: a) water? b) an aqueous solution of 0.45 M NH3?

A: 'Like dissolves like' is the thumb rule for dissolution of solute in solvent. This means ionic…

Q: 6. A mixture contains at least one of the ions in the silver group (Ag*, Hg²*, Pb²*). Read the…

A: The qualitative analysis of the metal ions involves the identification of metal ions that are…

Q: If 150 mL 0.0180 M Ni(NO3)2 and 125 mL of 0.25 M ammonia (NH₂) are diluted to 500 mL with deionized…

A: Answer:Ions of transition elements have the tendency to form very stable complex ions with different…

Q: [Write balanced equations for the following (7a – 7d)]: (7) c) A metathesis precipitation reaction…

A: Molecular reaction between aqueous copper bromide and sodium bromide is given by,…

Q: The formation constant of a complex ion [M(NH3)4]2+(aq) is 1.8E8. If a solution is prepared by…

Q: For the aqueous [Ni(NH₂)]²* complex K₁ = 5.50 × 108 at 25 °C. Suppose equal volumes of 0.0078M…

A: We need to calculate concentration of Ni2+ at equilibrium

Q: What is the percentage of Fe in iron(II) ammonium sulfate hexahydrate, Fe(NH 4) 2(SO 4) 2-6 H 20?…

Q: A 0.140 mol quantity of CoCl₂ is added to a liter of 1.20 M NH3 solution. What is the concentration…

Q: Calculate concentration of species in a solution containing a complex ion. In the presence of excess…

Q: Use the References to access important values if needed for this question. Write a balanced net…

A: The objective of the question is to write the net ionic equation for the given case.

Concept explainers

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.

Question

Activity 3. Solve the following:
1. What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C204 )3 9 H20} can
be obtained from 650 mL of 0.0170 M aqueous solution of LaCl3 by adding a
stoichiometric amount of sodium oxalate ?
2. Calculate the mass of hydrogen formed when 25 grams of aluminum reacts with
excess hydrochloric acid.
2A1 + 6HC1 >
Al,Cls + 3H2
3. What mass of ZnCl2 can be prepared from the reaction of 3.27 grams of zinc with
3.30 grams of HC1?
Zn +2HC1 ZnCl2 + H2
4. How many milliliters of 0.200 M NH2OH are needed to react with 12.0 mL of 0.550
M FeCl3?
FeCla + 3NH4OH Fe(OH)3 + 3NH4C1

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

The formation constant of a complex ion [M(NH3)4]2+(aq) is 8.8E8. If a solution is prepared by adding 0.4 mol of [M(NH3)4]Cl2 to 525.0 mL of water, what is the equilibrium concentration of free M2+(aq) ions? Include 3 significant figures
Please don't provide handwritten solution.
Please don't provide hand written solution.....
Hi, what is the product of this reaction, and how to balance it? Thank you [Co(OH2)6](NO3)2+NaHCO3+H2O2--> ??
What is the concentration of [Ag(S2O3)2]3- in a solution which contains 7.5 x 10-7 M Ag+ ions and 1.5 x 10-6 M S2O32- ions? The Kf for [Ag(S2O3)2]3- is 4.7 x 1013.
3. Calculate the [Ag"] in a solution prepared by dissolving 1.00 g of AgNO3 and 10.0g KCN in enough water to make 1.00 L of solution. Kf[Ag(CN)2] = 1.0 x 102 1-
1. A 0.9882 gram sample of iron ore is dissolved, the iron reduced to Fe2+, and the solution was titrated with 36.40 mL of 0.02065 M KMnO4 in acid solution. (a) Write the titration reaction. (b) Calculate the %FeO (M.M. = 71.85) in the sample. 2. A sample of primary standard grade K2Cr2O7 (MM = 294.20) weighing 0.2153 g is dissolved, the solution acidified and excess KI added. The liberated I2 requires 44.86 mL of the Na2S2O3 for titration. (a) Write the titration reaction. (b) Calculate the molarity of the titrant solution. Box the final answer.
Which of the following will increase the solubility of calcium silicate, CaSiO3? a) The additions of calcium chloride, CaCl b) The addition of oxygen gas c) The formation of ferricyanide, [Fe(CN)6]3- d) The formation of [Ca(EDTA)]2-
Ll.120.
For the aqueous [Ag (NH3)₂ complex K₁=1.12 × 107 at 25 °C. + Suppose equal volumes of 0.0042M AgNO3 solution and 0.86M NH3 solution are mixed. Calculate the equilibrium molarity of aqueous Ag ion. Round your answer to 2 significant digits. M x10 Times 10 to an exponent
Which of the following statements is true about the solubility of CO2 (g) in H₂O (I)?