(a) Which of the following compounds is/are soluble in water at room temperature? (i) Magnesium carbonate (ii) Strontium nitrate (iii) Potassium iodide (iv) Iron hydroxide (b) When an aqueous solution of sodium hydroxide is added to an aqueous solution of iron(III) nitrate, a red/brown gelatinous solid is formed. Write a balanced molecular equation for the reaction that is taking place. Now rewrite your equation in net ionic form.

Q: A mysterious white powder is found at a crime scene. A simple chemical analysis concludes that the…

A: Since it is reaching equivalence point means that all the weak base (morphine ) has reacted with the…

Q: what is the net ionic equation of the reaction that combines aqueous ammonia, charcoal, and CoCl2 •…

A: The net ionic equation of the reaction that combines aqueous ammonia, charcoal, and CoCl2 • 6H2O has…

Q: In a titration experiment, H2O2(aq) reacts with aqueous MnO4^1- (aq) as represented by the equation…

A: In  a titration experiment , H2O2(aq) reacts with aqueous MnO4- as represented by the equation- 5…

Q: A second analyst was attempting to determine the percent KHP in an unknown sample, similar to that…

A: From the given molarity of NaOH, number of moles of NaOH can be calculated followed by the…

Q: A standard solution of FeCl3 was prepared and its molar concentration was determined to be 2.000 M.…

A: Initial moles of FeCl3 = 2.00M × 10.00mL = 20mmoles FeCl3 dissociates into Fe3+ and 3Cl- ions. Thus,…

Q: Calculate the percentage of silver in one of its salts. If you know that precipitation from a…

A: The precipitation reaction forms an insoluble precipitate when two solutions are mixed. The compound…

Q: Calculate the volume (mL) of 1.0 M metal nitrate solution required to prepare 5.0 g of the COPPER…

A: The balanced chemical equation is, Cu(NO3)2 ---> Cu2+ + 2NO3- From this reaction we can conclude…

Q: Which of the following reactions, all carried out in water, forms an insoluble salt as a product? A)…

A: 1)  A) HNO3 with ammonia in aqueous solutions :      NH4NO3 is water soluble salt hence no…

Q: (a) devise a flow chart or schematic diagram to separate and confirm the presence of the given ions…

A: It is a method of identifying and classifying elements into a group from a solution provided through…

Q: Milk of magnesia, an over-the-counter laxative, is a mixture of magnesium hydroxide [Mg(OH)2] and…

A: The molecular equation, ionic and net ionic equation for the reaction of magnesium hydroxide with…

Q: if I were to separate Bi3+ and Co2+, can I do that by adding H2S? So that Bi3+ would precipitate?…

A: Bi3+ is the second group basic radical whereas Co2+ belong to the fourth group.  For the sepration…

Q: If an unknown solution forms a white precipitate when silver nitrate is added, what two possible…

A: Salt of both carbonate and chloride ion gives white precipitate on treating with silver nitrate…

Q: A sample of pure compound (CH3)4NB weighing 0.100 g was dissolved and treated with a reducing agent…

A: Given :  Mass of (CH3)4NBrw = 0.100 gm  Mass of AgBr ppt fromed = 0.200 gm  Molar mass of AgBr =…

Q: When a solution of ammonium sulfate is added to a solution of strontium nitrate, Sr(NO3)2, a white…

A: The balanced molecular equation of  ammonium sulphate with  strontium nitrate is given by

Q: What mass of solid potassium oxalate (K2C2O4), when dissolved in an acidic solution, would be…

A:

Q: Write the balanced NET ionic equation for the reaction when AGNO3 and KCI are mixed in aqueous…

A:

Q: 4. Which is more efficient method of separating solids from liquids by filtration or by decantation?…

A: 4. Filtration is more efficient to separate solid from liquid. If decantation is done , there is a…

Q: The student observed that, addition of Barium chloride solution to an aqueous solutions of samples D…

A: The  samples which form a white precipitate with Barium chloride has to be given,

Q: To determine the amount of magnetite, Fe3O4, in an impure ore, a 1.5419-g sample is dissolved in…

A:

Q: When a sample (0.6271 g) of impure magnesium chloride (MgCl2, MM = 95.211) was dissolved in water…

A: The reaction in which a precipitate is formed in the product is known as precipitation reaction.

Q: When a solution of ammonium chloride is added to a solution of lead(II) nitrate, Pb(NO3)2, a white…

A:

Q: Write the net ionic equation for the precipitation of silver carbonate from aqueous solution

A: Net ionic relation is written without all spectators.

Q: The titration of 0.9297 g of KHP (molar mass=204.227 g/mol) requires 41.02 mL of NaOH solution, What…

A: Given: Mass of KHP = 0.9297 g Volume of NaOH = 41.02 mL Molar mass of KHP = 204.227 g/mol

Q: A 280.5 mg sample containing only Pb3O4and inert matter gives a precipitate of PbSO4 weighing 381.5…

A: Given as The sample contains Pb3O4 as 280.5 mg The precipitate of PbSO4 weighing 381.5 mg The purity…

Q: After studying the separation scheme for Group III cations and using your background knowledge on…

A: It is a method of identifying and classifying elements into a group from a solution provided through…

Q: evidence of reaction such as: (a) the formation of a precipitate, (b) the formation of a gas, (c)…

A: Evidence of a reaction is the proof ofa reaction to be occured.

Q: What volume of 0.416 M mg(no3)2 should be added to 255ml of 0.102M KNO3 to produce a solution with a…

A: Given, Concentration of Mg(NO3)2 = 0.416M. Volume of KNO3 = 255mL. Concentration of KNO3 = 0.102M.…

Q: Calcium oxalate is a sparingly soluble ionic compound composed of calcium ions (Ca2+) and oxalate…

A:

Q: Write the balanced NET ionic equation for the reaction when copper(II) sulfate and ammonium…

A:

Q: Give all answers online to 3 significant figures.   115.0 mL of 0.175 M KOH is mixed with 175.0 mL…

A: GivenMolarity of KOH = 0.175 MVolume of KOH = 115.0 mL = 0.115 LMoles of KOH = Molarity of KOH *…

Q: A quantitative analysis for ethanol, C2H6O, can be accomplished by a redox back titration. Ethanol…

A: When it comes to back titration, the stoichiometry between Cr2O72- and the analyte C2H6O and between…

Q: In the laboratory you are given the task of separating Ag* and Fe2+ ions in aqueous solution. For…

A: Answer-1 No, by the use of K2CO3 it is not possible to separate silver ion and ferrous ion because…

Q: Write a net ionic equation for the reaction that occurs when potassium sulfite (ag) and excess…

A: The question is based on the concept of chemical reactions. we have to write balanced equation for…

Q: The presence of soluble chromium compounds in wastewater is of great environmental concern. As part…

A: We will calculate concentration of Cr+3

Q: Suppose a student needs to standardize a sodium thiosulfate, Na, S,03, solution for a titration…

A: Concentration = 0.024 M

Q: A 0,4500 g sample of a pesticide (DDT, C14H9Cl5, MM 354,49 g mol^-1) was decomposed with metallic…

A: Given that : Mass of sample of pesticide (DDT, C14H9Cl5) = 0.4500 g Molar mass of pesticide…

Q: Calculate the initial thiocyanate ion concentration, [SCN ]o, in the reaction mixture obtained by…

A: To calculate initial concentration of thiocyanate ion , we would need moles of thiocyanate ion and…

Q: When 38.0 mL of 0.1250 M H2SO4 is added to 100 mL of a solution of PbI2, a precipitate of PbSO4…

A: Given: Concentration of H2SO4 = 0.1250 M Volume of H2SO4 solution = 38.0 mL = 0.038 L…

Q: Question attached

A: The balanced equation for the reaction between KHP and NaOH is: C8H5KO4 + NaOH → C8H4KO4-Na+ + H2O

Q: The mass percent of chloride ion in a 25.00 mL sample of seawater was determined by titrating the…

A: 25. The balanced chemical equation  is  AgNO3 (aq) + Cl- (aq) → AgCl (aq) + NO3- (aq)

Q: It is known that when mixed in solution aqueous, silver ions will react with chloride ions to form…

A: The balance chemical equation for a reaction when AgNO3 and KNO3 are mixed with concentrated KCl…

Q: Write the balanced NET ionic equation for the reaction when aqueous NiCl₂ and aqueous Na₂S are mixed…

A: A chemical reaction in which the number of atoms present on the left hand side of the equation is…

Q: To determine the amount of magnetite, Fe3O4, in an impure ore, a 1.5419 g sample is dissolved in…

A:

Q: A. Write a net ionic equation for the reaction that occurs when excess nitric acid (aq) and…

A: A) The reactants given are nitric acid (aq) i.e. HNO3 (aq) and copper (II) carbonate i.e. CuCO3 (s).…

Q: Write the balanced dissociation equation and calculate the molar concentration of the cations and…

A:

Q: 1. A sample containing magnetite, Fe;O4, was analyzed by dissolving a 1.5419-g sample in…

A: A numerical problem based on isolation of metals, which is to be accomplished.

Q: 0.6113 g sample of Dow metal, containing aluminum, magnesium, and other metals, was dissolved and…

A: Mass of sample = 0.6113 g Mass of mixture of Al(C9H6NO)3 and Mg(C9H6NO)2 = 7.8154 g Mass of mixture…