Terephthalic acid is an important chemical used in the manufacture of polyesters and plasticizers. It contains only C. H and O. Combustion of 19.81 mg of terephthalic acid produced 41.68 mgCO, and 6.45 mg H;O. The molar mass of terephthalic acid is 166 g.Calculate the empirical formula and the molecular formula of terephthalic acid.

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: Q2) Find the combustion of ethyl-alcohol (C,H;OH) in a petrol the stoichiometric A/F ratio for…

A: (1) Find A/F ratios for 0.9 & 1.2 equivalence ratio (2) Find wet and dry analyses of exhaust gas…

Q: Chlorine trifluoride, CIF3, is a toxic, intensely reactive gas. It was used in Word War II to make…

A: Given that two moles of chlorine trifluoride reacts with ammonia to form nitrogen, hydrogen fluoride…

Q: A compound is found to contain 63.65 % nitrogen and 36.35 % oxygen by mass. A N204 B NO4 (c) NO2 D)…

A: Given data: Composition of nitrogen in a compound = 63.65 % by mass Composition of oxygen in the…

Q: 200 moles of a liquid mixture containing 50 mol% acetone and the remaining water is differentially…

A: Consider 200 moles of a liquid mixture containing 50 mol% acetone and remaining water Differential…

Q: 20 moles of propane, C3H8, is burned with excess air. 80% of propane undergoes complete combustion…

A:

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: A balanced equation with heats of formation is shown below.  () are the heat of formation 4 FeSO4…

A: The given balanced equation with the heat of formation for the individual species in the parenthesis…

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

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Q: fraction of carbon dioxide recovered?

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Q: A hydrocarbon is burnt with excess air. The Orsat analysis of the flue gas shows 10.81% CO2, 3.78%…

A: When a hydrocarbon, which is composed of carbon (C) and hydrogen (H), is burned in air, it reacts…

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…

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Q: Antimony is obtained by reacting pulverized Stibnite (Sb2S3) with scrap iron and drawing off the…

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Q: 150 kg of gaseous pentane (C5H12) are combusted with 2400 kg air. The overall conversion of pentane…

A:

Q: Isopropyl acetate (IPAC) is a fine chemical which can be used in high-end ink oil, pharmaceuticals,…

A: To find:The assumptions made and the proposed cooling illustration.Given:The reaction occurring in…

Q: 4FES2 + 150z – 2F€203 + 8S03

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

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

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Q: The exhaust gas from a furnace gives the following Orsat analysis: 13.6% CO2, 2.4% cO, 2.8% O2, and…

A: Basis : 100 moles of exhaust gas- hence, N2 = 81.2 moles hence O2 fed = 81.20.79×0.21 = 21.585 moles…

Q: A.) If ammonia is fed to a continuous reactor at a rate of 150kn/h, what oxygen feed rate (kn/h)…

A: Ammonia is burned to form nitric acid 4NH3+5O2 → 4NO+6H2O A)If ammonia is fed to a continuous…

Q: Terephthalic acid is an important chemical used in the manufacture of polyesters and plasticizers.…

A: Given data: Combustion of 20mg terephthalic acid produces 42.39mg CO2 and 6.51mg H2O. We are asked…

Q: A used water sample has the following analysis: Total Alkalinity = 90 mg/L as CaCO3 temperature =…

A: Given = A = total alkalinity = 90 mg/L pH = 9.54 KW = 10-14 Ka2 = 4.8*10-11 To find = alkalinity of…

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

A: To describe three methods or processes used to remove H2S and CO2 from fuel gases. We have described…

Q: What does a ratio of 0.65385 O2 to NH3 mean about the reaction? There is no limiting reagent. O 02…

A: `From the reaction: ratio of O2/NH3  = 5/4  = 1.25  If ratio of 0.65385 O2 to NH3 means that O2 is…

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: Calculate the formation volume factor for the gas given below for use at 5000 psig and 194 °F.…

A: Given data: A sample of hydrocarbon gas is given and the composition of hydrocarbon also given.

Q: 4. Barium carbonate is commercially important as a basis for the manufacture of other barium…

A: There are total four reactions involved in this system. Barium sulfide is obtained by heating…

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

A: ### 1. Write the overall reaction for NaOH production using salt (NaCl), limestone (CaCO3), and…

Q: Ammonia can react with oxygen according to the following two reactions: 4 NH3 + 5 O2  →   4 NO + 6…

A: Whenever a reaction takes place, there may occur another reaction that is undesirable. Here, the…

Q: Qg: Ethane may be dehydrogenated to form acetylene C,H, →C,H¸ +2H,. Suppose 1000 kg-moles of C,Hs…

A: Basis: 100 kmol of C2H6 feed to the reactor: The reaction given is; C6H6 → C2H2 + 2H2

Q: Given the complete analysis of combustion of gases: 8% CO, 23% CO2, 5% H2, 5% H2O, 8%02, 51% N2 at…

A: We have a mixture of gases, and we are required to calculate the specific gravity of the mixture in…

Q: Sulphur trioxide gas is obtained by the combustion of pyrites (FeS2) according to the following…

A: The detailed solution is attached in the images given below IMAGE-1 IMAGE-2

Q: Fluorine (F2), the most electronegative element reacts with water in a different way compared to…

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Q: A. Translate into symbols and balance each equation: 1. calcium carbonate breaks down on heating to…

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Q: 4FES2 + 1502 2FE203 + 8S03

A: Sulphur trioxide gas is obtained by the combustion of pyrites (Fe2S) the main reaction for the…

Q: Serpentinization is the change in mineralogy, usually of mafic and ultramafic rocks such as…

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Q: NAAIO2 is recovered in the decanted solution

A: To separate two different density fluids which are immiscible to each other decantation is only…

Q: Air is a solution whose major components are oxygen, nitrogen, and argon, with mole fractions of…

A: Given that xO2 =0.781xN2 =0.21xAr =0.009

Q: Q2 Sulphur trioxide gas is obtained by the combustion of pyrites (FeS2) according to the following…

A:

Q: The natural gas has the following composition in mole percent.CH-82.5%, C,H613.5; N2-4%. Calculate…

A: Question: Answer: given that; The natural gas the compositions like methane yCH4 is 82.5…

Q: A mixture of propane and butane gas is burned in excess air, supplied substantially dry, to produce…

A: To study analysis of gas there ae various analysis. The analysis are differentiate on basis of wat…

Q: Calculate the solubility of O2 from air which is in equilibrium with liquid water at atmospheric…

A: Solubility of a gas in liquid is the amount of gas that can be dissolved in the liquid at the given…

Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.