If 60.13g of Nb(s) are added to 125.0ml of a 5.96mL of a 5.96 M solution of HClO4(aq), what is the mass of Nb(ClO4)5(aq) that is produced?

Q: A strontium hydroxide solution is prepared by dissolving 12.50 g of Sr1OH22 in water to make 50.00…

A: mass of strontium hydroxide (m) = 12.50 g volume of solution (V) = 50.00 ml

Q: Given the following reaction between aluminum and hydrochloric acid: Al (s) + HCI (aq) _AICI3 (aq) +…

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Q: If 21.0 grams of an aqueous solution of zinc sulfate, ZnSO4, contains 3.25 grams of zinc sulfate,…

A: Percent mass= mass of solute×100÷mass of solution

Q: An aqueous solution contains 2.52 g of Pb(NO3)2 in one liter.  How many moles of each ionic species…

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Q: The following chemical reaction takes place in aqueous solution: 2 AgNO3(aq)+(NH,),CO;(aq)…

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Q: What is the mass in milligrams of solute in 356 mL of a solution that contains 2.96 ppm of Pb(NO3)2?

A: Given :-  Volume of solution = 356 mL  Concentration of solution = 2.96 ppm  To calculate :-  Mass…

Q: What volume (in mL ) of 0.160mol / L calcium hydroxide , Ca(OH) 2 (aq) , is needed to completely…

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Q: If 64.0 mL of 0.150 M HCl(aq) is needed to neutralize all the NH3(g) from a 2.25 g sample of organic…

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Q: A mixture of barium chloride and sulfuric acid yield the precipitate barium sulfate and hydrochloric…

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Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

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Q: 3. Aqueous potassium phosphate is added to 545 mL of a solution containing calcium chloride to…

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Q: A solution is prepared by dissolving 44.3 grams of Aspirin( C9H8O4)  in water to produce 2.13 g/ml…

A: Mass of aspirin (C9H8O4) = 44.3 grams  Density of solution = 2.13 g/ml  Number of moles of solute =…

Q: Consider the precipitation reaction that takes place when a water solution of aluminum nitrate,…

A: On reacting above two aluminium phosphate precipitate and potassium nitrate form as side product.

Q: What mass of Ca(OH)2 is required to react completely with a 25.00 mL sample of  0.1234 M HCl(aq)?

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Q: What is the molarity of a solution prepared by dissolving 64.9 grams of Pb(NO3)2 in enough water to…

A: The number of moles of lead nitrate are as:

Q: About 6x 10°g of goldis thought to be dissolved in the oceans of the world. If the total volume of…

A: Given, Mass of gold = 6*109g Volume of ocean = 1.5 *1021L

Q: The following chemical reaction takes place in aqueous solution: 2 AGNO3(aq)+K,CO3(aq) → Ag,CO3(s)+2…

A: The net ionic equation is a chemical equation that displays the ions directly involved in the…

Q: A student wishes to determine the mass percentage of barium in a 2.016g sample. The student…

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Q: The aluminum in a 0.767 g sample of an unknown material was precipitated as aluminum hydroxide,…

A: given: mass of sample of unknown material =0.767 g mass of aluminium oxide produced = 0.143 g…

Q: What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution of…

A: Given,97.0% NaOH by massDensity= 1.109 g/mL

Q: What is the net ionic equation for the chemical reaction that occurs when aqueous solutions of…

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Q: The aluminum in a 0.755 g sample of an unknown material was precipitated as aluminum hydroxide,…

A: In order to evaluate concentration of any particular element available in a certain substance, the…

Q: What concentration of Zn is present in solution when 5.93 g of zinc metal is used to displace…

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Q: The following chemical reaction takes place in aqueous solution: 2 AGNO,(aq)+K,CO3(aq) → Ag,CO3(s)+2…

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Q: The following chemical reaction takes place in aqueous solution: Fe, (SO.),(aq)+3 (NH,),S(aq)…

A: We have to predict the net ionic equation for the given reaction .

Q: A sample of concentrated nitric acid has a density of 1.41 g/mL and contains 70.0% HNO3 by mass.…

A: Given :-  mass percent of HNO3 = 70.0%  density of solution = 1.41 g/mL  To calculate :-  molarity…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

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Q: Thallium(I) sulfate is an active ingredient in rat poison. We can analyze a sample for the mass…

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Q: A student wants to prepare 1.00 L of a 1.00-M solution of NaOH (molar mass = 40.00 g/mol). If solid…

A: 1) Mass of NaOH = m MOlar mass of NaOH = 40 g/mol The volume of NaOH solution = 1.00 L Molarity of…

Q: Consider a solution prepared by adding 2.70 g acetic acid, CH3CO2H, to 122.8 g of H2O. (a) what is…

A: Given: Mass of water = 122.8 g. And mass of acetic acid = 2.70 g.

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Here only we have to use the mass of AgCl precipitate. We convert it into moles and from that we can…

Q: What is the concentration, in molarity, of the solution formed when 50.0 mL of a 1.630 M solution of…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: Excess Na2SO4(aq) is added to a 2.43×102 mL sample of industrial waste containing Ba2+ ions. If 20.5…

A: Total industrial sample = 2.43 x 102 mLTotal mass of BaSO4 precipitated= 20.5gThe given reaction is

Q: In the analysis of an iron ore by precipitation of the iron as Fe(OH)3, what weight of the sample…

A: Mass% is equal to ratio of the mass of the substance to the total mass of the substance multiplied…

Q: How many moles of salt is produced when solutions of barium chloride and sodium chromate are added…

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A: mmoles of HCl = ( Molarity ) • ( volume )  mmoles of HCl = 3.00molL-1 • 25.00mL  mmoles of HCl =…

Q: Vinegar is a solution of acetic acid, HC2H3O2, dissolved in water. A 5.84 g sample of vinegar was…

A: Number of moles and mass of acetic acid can be determined.

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given,  Volume of the sample = 200 mL  Chemical reaction is : CdCl2 (aq) + 2AgNO3 (aq) -------->…

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 51.7…

A: Given : Concentration of MgCl2 = 1.35 M And volume of MgCl2 solution = 51.7 mL = 0.0517 L…

Q: What volume (in mL) of 0.107 mol/L calcium hydroxide, Ca(OH)2(aq), is needed to completely…

A: Given: Concentration of Ca(OH)2 = 0.107 M Concentration of H3PO4 = 0.122 M And volume of H3PO4…

Q: The following chemical reaction takes place in aqueous solution: 2 AGNO,(aq)+K,CO3(aq) →Ag,CO3(s)+2…

A: Here, we shall answer only the first question which allows us to write the Net-Ionic Equation for…

Q: 1.58g of magnesium hydrogencarbonate was added to a 1.68 mol/L solution of acetic acid, CH3COOH in…

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Q: How many grams of KNO3 will be required to prepare 800 mL of 1.40 M KNO3?

A: Molarity = number of moles of solute/volume of solution (in L)  so, moles = molarity × volume (in L)…

Q: Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement..…

A: In order to find the molarity of the resultant solution we first write down the given data: Mass of…

Q: What is the weight percentage of hydrochloric acid (HCI, molar mass = 36.46 g/mol) in an aqueous…

A: The Molality of solution is the number of moles of solute present in one kilogram of solvent. It is…

Q: A standard solution of 0.2436 M NaOH was used to determine the concentration of a hydrochloric acid…

A: The molarity equation derived using reaction's stoichiometry is helpful to find unknown…

Q: What is the molarity of a solution prepared by dissolving 44.2 g of Ca(NO3)2 into enough water to…

A: 44.2 g of CaNO32 is dissolved in enough water to make 274 mL of solution .We have to calculate the…

Q: If you take 51.9 grams of calcium chloride (CaCl2) and dissolve it in 185.2 mL of water, what is the…

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Q: When a solution of copper(II) chloride, CuCl2, is added to a solution of potassium sulfide, K2S, a…

A: When a solution of copper(II) chloride, CuCl2, is added to a solution of potassium sulfide, K2S, a…