A 0.9157 g mixture of CaBr2 and NaBr is dissolved in water, and AgNO3 is added to the solution to form AgBr precipitate. If the mass of the precipitate is 1.6390 g, what is the percent by mass of NaBr in the original mixture?

Q: A 21.25g mixture of the solid salts, sodium chloride and lead (11) nitrate , is added to distilled…

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Q: A 0.4705 g sample of a pure soluble chloride compound is dissolved in water, and all of the chloride…

A: As per the given information  mass of AgCl is 1.0716 g molar mass of AgCl is 143.35 The calculation…

Q: Write the balanced complete ionic equation for the reaction when aqueous Cs3PO4 and aqueous AgNO3are…

A: Given, Aqueous solution of Cs3PO4 and AgNO3 are mixed.

Q: 10 mL of         a          30     M         sodium           phosphate      solution…

A: The mass of lead phosphate precipitate is calculated as,

Q: A 0.4567 g sample of a pure soluble chloride compound is dissolved in water, and all of the chloride…

A: Mass percentage of an element is the mass of that element divided by the total mass of the compound…

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

A: The reactants given are, 1) NiCl2 (aq) 2) Na2S (aq)  And the products forming are, 1) NiS (s) 2)…

Q: 1.6088 g mixture of K2SO4 and Na2SO4 is dissolved in water, and BaNO3 is added to the solution to…

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Q: impure

A: moles of AgCl = ( mass / molar mass of AgCl )  moles of AgCl = ( 0.9805g / 143.32gmol-1 )  moles of…

Q: Will KClO4 precipitate when 20 mL of a 0.050-M solution of K+ is added to 80 mL of a 0.50-M solution…

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Q: How many grams of Cu(OH)2 will precipitate when excess NaOH solution is added to 51.0 mL of 0.731 M…

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Q: A sample of 0.3207 g of an ionic compound containing the bromide ion (Br) is dissolved in water and…

A: Number of moles is calculated by dividing given mass with molecular mass.

Q: A sample of 0.3233 g of an ionic compound containing the bromide ion (Br¯) is dissolved in water and…

A: Given information: Mass of sample = 0.3233 g Mass of AgBr = 0.7017 g

Q: A sample of 0.7960 g of an unknown compound containing barium ions (Ba5 is dissolved in water and…

A: The given compound is BaSO4. The molar mass of BaSO4 = Molar mass of Barium + Molar mass of Sulphur…

Q: Aqueous solutions of the following reactants are mixed. After the reaction goes to completion,…

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Q: A sample of 0.8360 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and…

A: The species mass is expressed as the multiplication between the species moles and species molar…

Q: How many grams of PbBr2 will precipitate when excess BaBr2  solution is added to 78.0 ml of 0.524 M…

A: Recall the reaction that will occur here PbNO32 + BaBr2 →PbBr2 + BaNO32 Given that 78.0 ml of 0.524…

Q: Write the balanced NET ionic equation for the reaction when aqueous BaCl and aqueous (NHa)2SOa are…

A: Balanced molecular equation for aqueous BaCl2 and aqueous (NH4)2SO4 to give aqueous NH4Cl and solid…

Q: A 0.6247g sample of an ionic compound containing the bromide ion (Br-) is dissolved in water and…

A: Bromide ion reacts with silver nitrate and silver bromide is precipitated during this reaction.  The…

Q: Which solution forms a precipitate when mixed with a solution of aqueous Na,CO,? a) KNO,(ag) c)…

A: The solution forms a precipitate when it is insoluble in the solvent.

Q: A 4.2 g mixture of the solid salts Na2S04 (molar mass = 142.04 g/mol) and Pb(NO3)2 (molar mass…

A: The reaction of sodium phosphate and lead nitrate results in the formation of solid lead sulfate and…

Q: 3. A 0.8838-g sample of an ionic compound containing bromide ions and an unknown metal cation is…

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Q: write the balanced complete ionic equation for the reaction when aqueous NiCl2 and aqueous Na2S are…

A: Interpretation: The balanced complete ionic equation for the reaction when aqueous NiCl2 and aqueous…

Q: Write the balanced COMPLETE ionic equation for the reaction when aqueous CS3PO4 and aqueous AGNOS…

A: we will write the ions involved in every species present Cs3PO4(aq)--> 3 Cs+3 (aq)+PO3-4(aq)…

Q: Suppose 7.00 g of AGNO3 is added to a solution which contains an excess of dissolved KBr. If 7.32g…

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Q: Write the balanced NET ionic equation for the reaction when aqueous CS3PO4 and aqueous AGNO3 are…

A: Write the balanced chemical equation. Write state for each substance Split strong electrolytes into…

Q: What mass of precipitate will form when 23.1 mL of a 1.33 M copper (II) sulfate solution is mixed…

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Q: How many grams of PbBr2 will precipitate when excess AlBr3 solution is added to 66.0 mL of 0.754 M…

A: Given: Concentration (molarity) of Pb(NO3)2 = 0.754 M  Volume of Pb(NO3)2 = 66.0 mL molar mass of…

Q: The concentration of SO42– ions in a 45.0 mL sample of seawater is determined by adding a solution…

A: Given information: Mass of barium sulfate = 0.315 g Volume of sample = 45.0 mL or 0.045 L

Q: mixture contains Mg(NO₃)₂ and KBr. A 1.85 g sample of this mixture is dissolved in water and an…

A: Given: Weight of sample containing  Mg(NO₃)₂ and KBr =1.85 g The mass of the precipitate = 0.475 g…

Q: Write the balanced NET ionic equation for the reaction when aqueous Cs₃PO₄ and aqueous AgNO₃ are…

A:

Q: Write the balanced NET ionic equation for the reaction when aqueous BaCl, and aqueous (NH4)2SO4 are…

A: A net ionic equation is an equation where spectator ions are removed. It consists of the ions which…

Q: Which of the following aqueous solutions would NOT form a precipitate when added to a solution of…

A: When silver nitrate is react with different salt of sodium to produce insoluble compound and a…

Q: A sample of 0.3291 g of an ionic compound containing the bromide ion (Br) is dissolved in water and…

A: Given Mass of sample = 0.3291 g Mass of AgBr = 0.6905 g Moles of AgBr = mass of AgBrmolar mass of…

Q: A 0.5008 g sample of a pure soluble bromide compound is dissolved in water, and all of the bromide…

A: The percentage of halogen in an organic compound is estimated by Carius method. The formula to find…

Q: Write a balanced chemical equation based on the following description: When a solution of…

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Q: Write the balanced NET ionic equation for the reaction when aqueous BaCl2 and aqueous (NH4)2S04 are…

A: Given reaction,     BaCl2(aq) + (NH4)2SO4(aq)  →  NH4Cl(aq) + BaSO4(s)

Q: A 0.4884 g sample of a pure soluble bromide compound is dissolved in water, and all of the bromide…

A: Given : mass of compound = 0.4884 g And mass of AgBr formed = 0.8543 g Molar mass of AgBr = Atomic…

Q: Write the balanced NET ionic equation for the reaction when aqueous CS:PO4 and aqueous AgNOs are…

A: We have the equation as  Cs3PO4 (aq) + AgNO3 (aq) →Ag3PO4 (s)+ CsNO3 (aq)

Q: The Ca in a 200.0-mL sample of natural water was determined by precipitating the cation as CaC,O4…

A: Mass of empty crucible ( A )= 26.6002 g  Mass of crucible + CaO ( B) = 26.7134 g    Mass of CaO =  B…

Q: Barium can be analyzed by precipitating it as BaSO4 and determining the mass of the precipitate.…

A: Calculate the number of moles of BaSO4 formed:

Q: Three moles of sodium carbonate are mixed with two moles of lead nitrate in aqueous solution,…

A: Given Reaction Na2CO3 + Pb(NO3)2 -------> 2 NaNO3 + PbCO3 Moles of Na2CO3 added = 3 Moles Of…

Q: Write the complete, balanced reaction that occurs when manganese (II) nitrate is mixed with sodium…

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Q: A sample of 0.5220 g of an ionic compound containing the bromide ion (Br-) is dissolved in water and…

A: First, calculate the moles of AgBr from the given mass as: Molar mass of AgBr = 107.8682 g/mol +…

Q: A 0.5620 g sample of an ionic comopund containing the bromide ion (Br-) is dissolved in water and…

A: Mass of the sample containing the bromide ion (Br-) = 0.5620 g Mass of AgBr precipitate = 0.8868 g…

Q: What mass of iron(III) hydroxide precipitate can be produced by reacting 93.0 mL of 0.270 M…

A: Volume of iron (III) nitrate = 93.0 ml  Molarity of iron (III) nitrate = 0.270 M  Volume of sodium…

Q: Write the balanced NET ionic equation for the reaction when aqueous BaCl, and aqueous (NH4)2SO4 are…

A: Steps to write Net ionic equation- Write balanced reaction. Write ions of each aqueous species.…

Q: Determine the mass of precipitate in grams that are produced when 25.00 mL of a 0.650 M solution of…

A: The reaction follows like this: CaBr2(aq)+2AgNO3(aq)→2AgBr(s)+Ca(NO3)2(aq) So, here  AgBr = Silver…

Q: A sample of 0.6760 g of an unknown compound containing barium ions (Ba) is dissolved in water and…

A: Introduction The mass percentage of any particular compound can be calculated by simply applying the…

Q: Write the balanced COMPLETE ionic equation for the reaction when aqueous NiCb and aqueous Na»S are…

A: The balanced complete ionic equation for the reaction when aqueous NiCl2 and aqueous Na2S are mixed…