12.00 g of a potassium hydroxide, KOH solution is mixed with 40.00 g of lead (II) nitrate, Pb(NO3)2 solution. A clear solution of potassium nitrate, KNO3 and a white precipitate of lead (II) hydroxide, Pb(OH)2 are formed as products. If the actual reaction yields only 21.5 g of solid precipitate, determine the percentage yield.

Q: Consider the following chemical reaction: N2 + O2 → 2 NO If 10.0 g of N2 reacts with excess oxygen…

A: The reaction given is: N2 + O2 → 2 NO Mass of N2 reacted with excess O2, mN2 = 10.0 g The molar mass…

Q: Pyrolusite (MnO2) is dissolved in hydrochloric acid: MnO2 + HCl → MnCl 2 + H2O + Cl 2 The chloride…

A: The rxn is given as follows; MnO2+4HCl → MnCl2+Cl2+2H2O No. of moles of MnO2 = No. of mole of Cl2…

Q: i. Determine the mass (in g) of 1 m3 ethylene glycol at 1150 K and 70 bar. Use the Nelson-Obert…

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Q: Disulfur dichloride, S2Cl2, is used during the vulcanization of the rubber. Starting with a mixture…

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Q: Q4// A liquid mixture of benzene-toluene is to be distilled in a fractionating tower. The feed…

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Q: burner gas with an Orsat analysis of 5.84% SO2, 9.72% O2 and 84.44% N2. Analysis of the cinder shows…

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Q: Toluene reacts with nitric acid to form ortho nitro toluene and water. After carrying out the…

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Q: 3. A ternary blend of gasoline (90% octane no), alcohol (75% ethanol, 25% methanol) anc benzole (75%…

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Q: 8. The dissolütión of NH&CIO4) in water is endothermic with AHsolution = 33.5- If you mol prepare a…

A: This problem is based on dissolution of NH4ClO4 Data given: Molality of the solution = 1.00 m…

Q: Exereuse 1. 69 The total combustions of mole of Liquid methanol under Standard pressure and…

A: Moles of methanol = 1 molAmount of heat released during combustion at STP = 725.2 kJ/mol

Q: Q2 Sulphur trioxide gas is obtained by the combustion of pyrites (FeS,) according to the following…

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Q: A mixture of 30 mol % n-pentane and 70 mol % n-heptane will be distilled in continuous operation to…

A: Equilibrium diagram:

Q: 1 mole of nitrogen tetraoxide was placed in a container and allowed to dissociate according to the…

A: Write the reaction as follows: N2O4g  → 2NO2g   The volume of the mixture, V = 36 L The pressure of…

Q: 2) A gas with a composition of %20 CO(g), %30 CO2(g) and %50 N2(g), is burnt with dry air…

A: Given, Air present = 0.1mol This contains 1 part of O2 and 3.76 parts of N2. So, O2 present=…

Q: Molar mass of elements (g/mol) C H 0 S N 12.01 1.01 16.0 32.0 14.01 Cl F 35.45 19 Consider the…

A:

Q: Potassium superoxide, KO2, is used in rebreathing gas masks to generate oxygen. 4KO2(s) + 2H2O (l) →…

A: Given: Potassium superoxide, KO2, is used in rebreathing gas masks to generate oxygen by the…

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: The balanced reaction between HBr and NaOH to produce NaBr and H2O is written as, HBr (aq) + NaOH…

Q: 4FES2 + 150z – 2F€203 + 8S03

A: Sulphur trioxide gas is obtained by the combustion of FeS2 (pyrites)  4FeS2  +   15O2…

Q: A mixture containing 33% n-hexane, 37% n-heptane and 30% n-octane by mole is fed to a flash…

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Q: A binary mixture of n-heptane and n-octane at its boiling point containing 70% (mol percent) of…

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Q: When hydrogen sulfide reacts with oxygen, water and sulfur dioxide are produced. The balanced…

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Q: A solution of sodium thiosulfate is standardized by dissolving 0.1210 g KIO3 (214 g/mol) in water,…

A: given : 0.1210 g KIO3 in water molarity of Na2S2O3=?

Q: 3. To obtain HF gas, fluorite ore (96.0 wt% CaF2 and 4.00 wt% SiO₂) can be treated with sulfuric…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: In a process for the manufacture of chlorine by direct oxidation of HCl with air over a catalyst to…

A: Basis: 100 moles of product stream The number of moles of components in the product stream nHCl,P =…

Q: Ethanol is produced by the hydration of ethylene according to the first reaction below. However,…

A: The molar composition of an effluent stream is given.

Q: 19. COMBUSTION- LIQUID FUELS. The formula of a saturated hydrocarbon in a hydrocarbon-N2 mixture was…

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Q: A lead ore, galena, consisting mainly of lead (II) sulfide, is the principal source of lead. To…

A: Enthalpy change of reaction a = -415.4 kJ Enthalpy change of reaction b = 108.5 kJ

Q: b) Silicon nitride is a very hard, high-temperature-resistant ceramic used as a component of turbine…

A: Given: 3 Si + 2 N2 ----> Si3N4 2 g of Si 1.50 g of N2 Which is the limiting reactant.

Q: Q1/ Two metals (Cu-Ni) completely soluble n liquid state and in solid state as in figure, when…

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Q: Many crude oils contain dissolved hydrogen sulphide  H2S  and carbon dioxide  CO2  that are referred…

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Q: 50% by mass NaOH was diluted to 10% by the addition of water. The temperature of the 50% by mass…

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Q: Iron(II) oxide is nonstoichiometric. A particular sample was found to contain 76.55% iron and 23.45%…

A: Iron(II) oxide is non stoichiometric Mass percentage of iron = 76.55%  Mass percentage of oxygen =…

Q: A of an KC at is to 200 in a The contains 18.67 g water per 100 g of dry KC, what percentage of the…

A: Given that, The initial temperature of KCl feed solution to crystallizer T1 = 100oC The solubility…

Q: Q3: A mixture is 15.0 mole % ethyl alcohol (C:HOH), 65.0 mole% ethyl acetate (C.H,O,), and 20.0…

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Q: Ammonia burns to form nitric oxide in the next reaction 4NH3 + 5O2 -> 4NO + 6H2O if ammonia is fed…

A: Given, moles of ammonia in fed=100 Kmol/hr Reaction: 4NH3+5O2→4NO+6H2O 4 moles of NH3 require 5…

Q: A mixture of propane (C3H8) and butane (C4H10) is burnt with pure oxygen gas in excess in a furnace.…

A: Givencombustion of propane and butane with pure oxygen in excessmolar  composition of stack gas ,…

Q: Sulphur dioxide is obtained by the following reaction Cu+2H,SO → CUSO + 2H,0 + SO2 (a) When 50 kg Cu…

A: Given data: Mass of Cu = 50 kg

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Q: In a decomposition reaction of Mercury (II) Oxide, a 25.7 g sample of the compound is heated and…

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Q: NaOH (Caustic soda) may be produced in a process from the following reactions: CaCO3 = CaO + CO2…

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Reactive Processes

Reactive processes are the processes in which any reaction occurs. The reactions can be any combination reaction, decomposition reaction, combustion reaction, oxidation reaction, reduction reaction, neutralization reaction, displacement reaction, or double displacement reaction.