Combustion of a 2.0000-g sample of your unknown C,H,Clz compound yielded 1.7787-g of CO2 and 0.7294-g of H2O. Use your molecular weight and the combustion data above to find the molecular formula of your unknown. Show your work below, then submit to the Unknown Liquid Combustion Analysis Assignments folder.

Q: Propenoic acid, C3H4O2C3H4O2, is a reactive organic liquid that is used in the manufacturing of…

A: Given: Mass of sample = 0.379 g. Mass of CO2 = 0.339 g. Mass of H2O = 0.237 g. Molar mass of CO2 =…

Q: Complèté the stolchlometry table using the density (g/mL) vol. (mL) molecular reagent mass (g)…

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Q: Sulfuric acid, H2SO4, can be formed from the chemical reaction 2SO2+O2+H2O--->2H2SO4. Suppose 400g…

A: …

Q: C + 2 H2 ----> 1 CH4 What is molar ratio of C to H2 ?

A: C + 2H2 --> 1CH4

Q: Fernando is doing his pre-lab homework for Chemistry. He is asked to predict how many grams of CO2…

A: Provided mole of HCl=2.09mol Obtained amount of CO2=31.47gram Molar mass of CO2=44.01 g/mol So,…

Q: How many grams of water will be produced when 0.6 moles of ethanol (CH3CH2OH) are burned completely?…

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Q: Calculate the Molar mass of a volatile liquid (g/mol) from the following data:- Mass of dry flask,…

A: To calculate the molar mass of the liquid we should know the value of moles of liquid and the mass…

Q: E. BALANCING EQUATIONS FOR HYDROCARBON CC CxHy + 02 → CO2 + H2O where x and y Balance the following…

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Q: Complete the equation (including states) below. Note: Write formula with numbers not in subscript…

A: Given reaction is acid base titration reaction. Potassium hydroxide (KOH) react with sulphuric acid…

Q: Cocaine(C17H21O4N) is a natural substance found in the leaves of the coca plant, which has been used…

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Q: Sulfuric acid can be manufactured using the reaction: 2S(s) + 3 O2(g) + 2 H2O(l) -> 2 H2SO4 (aq)…

A: We have to calculate the mass of sulphuric acid produced.

Q: 1. Calculate the % yield for the product and show your working. Determine the % error if possible.

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Q: A classic SUV features a 204 L gas tank. Assuming a molecular formula of C8H18 for gasoline and…

A: Given: Volume of tank = 204 L Density of gasoline = 759 g/L. And all the gasoline is C8H18.

Q: What mass in grams of NaN3 is required to produce 50.2L of N2 gas (density = 1.25 g/L). According to…

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Q: The ethyl alcohol(Mw=46.06 g/mol) content of many juice produced in the United States is 3.07%…

A: Given: The concentration of the ethyl alcohol in juice = 3.07% (vol/vol) The density of ethyl…

Q: What is the corrected actual yield(% Relative Area for 1-methylcyclohexane is 82.81%)? The…

A: The theoretical yield of 1-methylcyclohexane in moles is = 0.01961 The percent yield of…

Q: A 2.52-g sample of a compound containing only carbon, hydrogen, nitrogen, oxygen, and sulfur is…

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Q: molecules

A: Molar mass of P4O10 Molecule = 284gmol-1    Moles of P4O10 Molecule = ( mass / molar mass )  Moles…

Q: 40. Which of the following pairs of compounds will form an ideal mixture?

A: We have to tell which which solutions are ideal solution

Q: 1. A 4.24mg sample containing only Carbon, Hydrogen, and Oxygen was burned and produced 6.21 mg of…

A: Given  Total mass of sample = 4.24 mg mass of CO2 = 6.21 mg mass of H2O = 2.54 mg (a) Moles of C…

Q: Griven domats of cyclohexame is o-7785glm and AHamb=-46.6KI|| Hole Many Jaurneddo vreleade ag mmuch…

A: Heat of combustion is the heat energy released when 1 mol of a substance is burnt.

Q: How many moles are present in a 3600 mg of M9SO4 ? Note that: MW for MgSO4 = 120.4 g/mol Select one:…

A: Number of moles (n) is the ratio of the mass of sample [in g(grams)] and the molar mass (in g/mol).…

Q: How many grams of H2 gas can be produced by the reaction of 45.0 grams of Al(s) with an excess of…

A: First convert mass into molar mass  Then use mole-mole relationship  After getting mole of Sr then…

Q: Execution of The Lab The crucible (the white porelain cup) that contains BaCl, 2H,0 sample is being…

A: Answer is explained below.

Q: 7. The percentage composition of acetic acid is found to be 39.9% C, 6.7% H, and 53.4% O. Determine…

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Q: CO2 (g) + 2NH3 (1) → CO(NH2), (s) + H2O(1) This reaction models how urea fertilizer is produced from…

A: Number of mols = weight / molecular weight  At S.T.P. 1 mol of any gas occupy the volume 22.4L

Q: Liquid ammonia and liquid methane have very similar molecular weights but substantially different…

A: The molecular weight of ammonia and methane is 17.0 g/mol and 16 g/mol, respectively. The boiling…

Q: Sort (from smallest to largest) the number of ethanol molecules present in each of these samples.…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: O(1) Hg(OAc)2, H,O: (2) NABH4 Conc. H2SO4 O(1) BH3- THF: (2) H½02. N2OH O HBr, ROOR eTextbook and…

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Q: Xenon difluoride is one of the most stable xenon compounds. It is a powerful fluonnating agent with…

A: Give that  The heat of formation of Xenon fluoride is -108 KJ and is represented as Xe(g) + F2(g)…

Q: A certain compound contains carbon, hydrogen and chlorine only. Complete combustion of 0.425 g of…

A: Given data: Mass of compound = 0.425 g, Mass of water produces = 0.179 g, The compound is 59.19 % by…

Q: y means of a combustion reaction of cyclopentane. She uses 15.75g of cyclopentane and 14.5g of…

A: Given, The combustion reaction of cyclopentane. 15.75g of cyclopentane and 14.5g of oxygen gas in…

Q: Liquid ammonia and liquid methane have very similar molecular weights but substantially different…

A: Introduction: Ammonia is compound of nitrogen and hydrogen having formula NH3. It is having pungent…

Q: It was determined that 1.4 x 1024 carbon dioxide molecules are produced when propane is combusted…

A: Given, Molecules of carbon dioxide produced = 1.4×1024

Q: 1) DIBAL-H COOET 2) H20 →c toluene, -70 °C 间 1) LİAIH4 → D 2) H2O, rt. CH3 CH3 DDQ →E C,H6/reflux V

A: The answer to the following question is-

Q: is-(CH2CHCHCN)n

A: molar mass =( W / moles    Weight = 755.9 gm = 0.7559 Kg   Moles = molecules / avagadro number…

Q: SO2 is a product of coal combustion. It may combine with O2 and H2O in the atmosphere to form…

A: Given:

Q: How many grams of carbon is present in 100 g Ca(HCO3)2? Write your final answer to the nearest whole…

A: Mass of 1 mole Ca(HCO3)2 is 162 g In 1 mole calcium bicarbonate, there are 2 moles of C atom,, mass…

Q: Calculate the bromine number if 1.57 moles of bromine is consumed by 200g of oil sample?

A: Bromine Number = 125.6 g

Q: This is part of a continuing problem with the previous carbohydrate sample. Use the previous data in…

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Q: Balance these chemical equations. (Use the lowest possible whole number coefficients.) (a)    Na2O2…

A: By using Hit & Trial Method , balance the following Chemical equation.

Q: PERIOD Surface area 7. 257.095 Avogadro's Number 1. 5. 258.1 2. 259.101 How many atoms are in 2.63…

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Q: 25. Sebanyak 4 mol gas N2 yang tekanannya 1 atm ditambah dengan gas Clz sehingga campuran gas…

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Q: What is the molecular mass (in AMU) and molar mass (in g mol-1) for chloroform (CHCI3) ?

A: The compound given is CHCl3.

Q: How do I solve this: 282.5g / 1mol (1 molecule / 1.189 x 10-21)= The "/" are supposed to be…

A: Molar mass of one molecule of oleic acid is 282.5 g /mol.

Q: 2HC1 I mole H2 Lindlar's NANH, CH3C=CH (e) 2HBR H2SO4,HgSO4 Peroxide

A: Addition of HBr to alkyne in presence of peroxide follows anti Markonikov's addition. Addition of…

Q: Propenoic acid, C3H4O2C3H4O2, is a reactive organic liquid that is used in the manufacturing of…

A: The mass of the sample = 0.257 g Mass of water produced = 0.180 g mass of carbon dioxide produced =…

Q: Uploaded is an example from Chapter 8 in my chemistry book. If you could break down the how and why…

A: The mole ratio in any reaction is can be find using the balancing coefficients because in any…

Q: Please help me, and double and triple check your answers previous tutors got questions wrong

A: Given Data, Molar mass of SO2 = 64.064 g/mol Molar mass of CS2 = 76.143 g/mol