sample of a substance with the empirical formula XCl2 weighs 0.4041 g. When it is dissolved in water and all its chlorine is converted to insoluble AgCl by addition of an excess of silver nitrate, the mass of the resulting AgCl is found to be 0.9424 g. The chemical reaction is XCl2 + 2 AgNO32AgCl + X(NO3)2 (a) Calculate the formula mass of XCl2. Formula mass XCl2 = g mol-1 (b) Calculate the atomic mass of X. Atomic mass X = g mol-1

Q: A sample of a substance with the empirical formula XCl₂ weighs 0.5984 g. When it is dissolved in…

A: Answer:When solutions of two different substances are mixed and formation of precipitate takes place…

Q: Suppose 0.0350 g Mg is reacted with 10.00 mL of 6 M HCl to produce aqueous magnesium chloride and…

A: To solve this problem first we have to calculate the number of mole of HCl in the reaction . Then…

Q: According to the following reaction, how many moles of iron(II) nitrate will be formed upon the…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: What is the mass in grams of magnesium chloride that can be produced from 8.05 moles of chlorine gas…

A: The given reaction is,                        Mg(s) + Cl₂(g) → MgCI₂(s) Clearly, from the above…

Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

A:

Q: Which relationship regarding the quantities of reactants and products associated with the following…

A:

Q: Upon reaction of 1.27 g of copper sulfate with excess zinc metal, 0.373 g copper metal was obtained…

A: The percentage yield of a product in a reaction is the percentage of that product obtained compared…

Q: what mass of nitrogen would result?

A: number of moles = mass/molar mass  so, mass = moles × molar mass

Q: What is the total number of nitrogen atoms on the right-hand side of this chemical equation? Cu(s) +…

A: given balanced equation: Cu(s) + 4 HNO3(aq) → Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)

Q: Iron(III) oxide reacts with carbon monoxide according to the equation: Fe,0;(6) + 3 CO(g) – 2 Fe(s)…

A: The given reaction is, Fe2O3(s) + 3CO(g)  → 2Fe(s) + 3CO2(g)  Given that: mass of Fe2O3 = 22.55 g…

Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

A: MnO2 reacts with strong acid HCl and gives MnCl2 and water. This reaction also produces Chlorine…

Q: The synthesis of maleic acid anhydride (C₄H₂O₃) can be accomplished by reacting benzene (C₆H₆) and…

A: We have, actual yield of maleic acid anhydride = 128.3 g          and, percent yield = 72.6 %   We…

Q: Which substance is the limiting reagent when 2.0 g of sulfur reacts with 3.0 g of oxygen and 4.0 g…

A:

Q: According to the following reaction, how many moles of phosphoric acid will be formed upon the…

A:

Q: A chemistry student carries out this reaction, beginning with 2.10 grams of NaBr and 3.25 grams of…

A: Initially,  mass   of   NaBr         =  2.10g Mass of   Pb(NO3)2    =  3.25g The balanced chemical…

Q: Consider the following balanced equation: 2 Li3PO4 (aq) + 3 Zn(NO3)2 (aq) → Zn3(PO4)2 (s) + 6 LiNO3…

A: Molar mass of zinc nitrate= 189.36 g/mol

Q: What mass of HCI, in grams, is required to react with 0.840 g of Al(OH)3? Al(OH)₂ (s) + 3HCl(aq) →…

A:

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: moles o

A:

Q: Balance the following chemical  H2SO4 (aq) + Pb(OH)4 (s) ----> Pb (SO4)2 (s) + H2 O(I)

A:

Q: Upon reaction of 1.27 g of copper sulfate with excess zinc metal, O.435 g copper metal was obtained…

A: % yield  = Experimental yield/theoretical…

Q: For the chemical reaction,   2NaOH+H2SO4⟶Na2SO4+2H2O2NaOH+H2SO4⟶Na2SO4+2H2O   what mass of…

A: The reaction is :  2 NaOH + H2SO4 ==> Na2SO4 + 2 H2O  Moles of water given = 4.87 mol  Molar mass…

Q: For the following reaction, 99.2 grams of perchloric acid (HClO4) are allowed to react with 27.3…

A: 12 HClO4 (aq) + P4O10 (s) →4 H3PO4 (aq) + 6 Cl2O7 (l) Amount of products depend on the limiting…

Q: Upon reaction of 1.27 g of copper sulfate with excess zinc metal, 0.376 g copper metal was obtained…

A: Given mass of CuSO4 = 1.27 g  Gram molar mass of CuSO4 = 159.62 g  Experimental yield or actual…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Given: When morphine undergoes combustion, carbon dioxide is produced. Mass of mixture            =…

Q: Aluminum carbide is a solid that reacts with water to form aluminum hydroxide and methane gas. The…

A: Aluminum carbide is a solid that reacts with water to form aluminum hydroxide and methane gas. The…

Q: Lead(II) carbonate, also called "white lead," was formerly used as a pigment in white paints.…

A: The mass of lead(II) acetate is = 1.00 g The mass of carbon dioxide is = 5.60 g

Q: PCI, (s) + H2O(1) → POCI3 (1) + 2HCI(aq) When 64.23 g of phosphorus pentachloride reacts with excess…

A:

Q: A mass of 0.6539 g of zinc is dissolved in excess hydrochloric acid, according to the following…

A: Zn(aq) + 2HCl(aq) -> ZnCl2(aq) + H2(g)

Q: Thermite is a metal powder mixture used frequently in pyrotechnics and metal construction work. It…

A: Molar mass of Fe2O3 =159.7 g/molMolar mass of AI =27.0 g/mol

Q: Look at the balanced chemical equation for the reaction between copper and nitric acid: Cu(s) +…

A:

Q: For the following reaction, 0.166 moles of perchloric acid (HC1O4) are mixed with 0.344 moles of…

A: The balanced reaction of perchloric acid and tetraphosphorous decaoxide is as follows: 12 HClO4  +…

Q: Upon reaction of 1.274 g of copper sulfate with 0.40 g of zinc metal, 0.352 g copper metal was…

A: The given reaction is as follows. CuSO4(aq)+Zn(s)→Cu(s)+ZnSO4(aq) The above equation is balanced and…

Q: Sodium carbonate, Na2CO3, is commonly used to neutralize acid spills in the laboratory. The…

A: Neutralization reaction: A chemical reaction in which an acid and base react together to form a…

Q: According to the following reaction, how many grams of chlorine gas are necessary to form 0.672…

A:

Q: For the chemical reaction,   2NaOH+H2SO4⟶Na2SO4+2H2O   what mass of sulfuric acid in grams is…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: A sample of a substance with the empirical formula XCI2 weighs 0.5719 g. When it is dissolved in…

A: The correct answer is given below

Q: what is the empirical formula for a compound that is 41.8% N, 24.7% C, 31.4% O, and 2.1% H by mass?…

A: Percentage by mass: 41.8% N 24.7% C 31.4% O 2.1% H  The molar mass of the compound = 100.06 g mol-1…