Determine the molecular formula if the molar mass of the compound is 957.86 g/mol.

Q: 7.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given carbon dioxide = 19.42 g water=3.97 g

Q: Aspirin often used as an analgesic to relieve minor aches and pains. Elemental analysis of aspirin…

A: The given organic compound is made up of carbon, hydrogen and oxygen. The mass percent of C is 60%,…

Q: 6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given that: Compound X mass = 6.50 gMolecular mass = 176 g/mol Mass of CO2 = 9.75 gMass of H2O =…

Q: 6)An unknown compound is composed of 25.24% by mass of sulfur and 74.76% by mass of fluorine. If the…

A: Given:  Molar mass of compound= 254.11 g/mol  Mass % of sulfur= 25.24 %  Mass% of fluorine= 74.76 %

Q: A. Molar mass of an Element = Atomic mass of the Element Molar mass of a Compound = Molecular mass…

A: Given: Molar mass of C = 12.01 g/mol Molar mass of O = 16.00 g/mol Molar mass of Pt = 195.08 g/mol…

Q: What mass of SbF3 (179g x mol^-1) is needed to produce 1.00 g of Freon-12, CCl2F2 (molar mass =121 g…

A: We have chemical balanced equation of Freon-12 from SbF3 . We have to calculate the amount of SbF3…

Q: 1. A certain compound is accidentally synthesized by a chemist in a laboratory set-up. He discovers…

A: Number of moles of any substance = mass of substance/molar mass of substance  Mol ratio for…

Q: Compound X contains the following composition by mass: 59.5% carbon, 10.5% hydrogen, and 30.0%…

A: The simplest formula of substance  that shows relative number of atoms present in the molecule of…

Q: 2.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g) to an aqueous solution…

A: Number of moles of I2 is determined as follows, Molar mass of NaI is 253.8 g/mol 2 moles of NaI…

Q: Three elements, A, Q, and Z, have the molar masses indicated in the table below. Given a compound…

A: empirical formula has to be determined using the given data

Q: A compound contains 24.3% C, 4.1% H, and 71.6% Cl by mass, and has a molar mass of 99 g/mol. What is…

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Q: 1. The number of atoms in 2.0 mol of nitrogen gas, N2, is: a. 1.8 x 1024 b. 2.4 x 1023 c. 1.2 x 1024…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: [References] Hydrogen cyanide, HCN, is prepared from ammonia, air, and natural gas (CH4) by the…

A: Ammonia reacts with oxygen and methane to form hydrogen cyanide and water. The equation for the…

Q: An unknown compound has a % composition of 63.11% carbon, 11.92% hydrogen, and 24.97% fluorine,…

A:

Q: Determine the molecular formula of the compound with an empirical formula of CH and a molar mass of…

A: Given:- Determine the molecular formula of the compound with an empirical formula of CH and a molar…

Q: 6.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given :-6.00gm of a certain compound x, known to be made of carbon, hydrogen and perhaps oxygen and…

Q: The percentage composition of an organic compound CxHyOz is 40.00 % C, 6.73 % H and 53.27 % O. Its…

A: Lets suphose the compound has moler mass = 100g/mol So, there is 40g c , 6.73 g  and 53·27 g.40g…

Q: 7.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Empirical formula is the formula which is written using minimum ratio of atoms present in the…

Q: Give the Empirical Formula of the compound if the sample contains:  a. 66g Iron and 5.01g Oxygen  b.…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Gun powder reacts according to the following reaction: 10 KNO3 (s) + 8 C (s) +3 S (s) → 2 K2CO3 (s)…

A: We can solve this problem by using defination of mole  Mole is difine as ratio of mass of substance…

Q: 3.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

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Q: A pure sample of an unknown molecule has a mass of 35.51 g and contains 0.2000 moles. What is the…

A: 177.55 g/mol

Q: Given molar mass, find the mass in grams of each of the following substances: 2.11 x 1024 201 x 1023…

A: 3. Given that : The number of molecules of CH4 = 3.990 x 1025 molecules The molar mass of CH4 is…

Q: Ethylene glycol, the substance used in automobile antifreeze, is composed of 38.7% C, 9.7% H, and…

A: Let us assume we have 100 g of Ethylene glycol, then percentages become grams as follows –  mass of…

Q: A compound contains 39.0 % C, 6.72 % H and 53.4 % O by mass. a) What is its empirical formula? b)…

A: Given:  A compound contains 39.0 % C, 6.72 % H and 53.4 % O by mass which means that 100 g of a…

Q: 7) What is the mass in grams 6 mol of KOH? 1) 24g 2) 56 g 3) 230 g 4) 336 g 8) A compound has…

A: 7)   Molar mass of KOH is calculated as; K=1×39.10 g/mol=39.1 g/molO=1×16 g/mol=16 g/molH=1×1.01…

Q: The mass, in grams, of 1.5 x 10-2 mol of CdS. The number of moles of hydrogen in 86.6 grams of…

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Q: A 4.73 mg sample of a compound containing carbon, hydrogen, and oxygen underwent combustion…

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Q: 1.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: The composition of a compound was found to be 66.7% C, 25.9% N and 7.41% H by mass? What is the…

A: Empirical formula represnts number of atoms of various elements present in a molecule in simple…

Q: What is the mass in grams of 6.56 x 1022 molecules of lactic acid (C3H6O3), the compound responsible…

A: 1- First we need to calculate the moles of lactic acid :  Moles of lactic acid = [ number of…

Q: empirical formula?

A: We can determine the empirical formula by taking the molar ratio of elements.  We can take the…

Q: A compound having an approximate molar mass of 165-170g has the following percent composition by…

A: From percentage composition we can determine empirical and molecular formula. Empirical Formula =…

Q: 4 NH3 (g) + 7 O2 (g) → 4 NO2 (g) + 6 H2O (g) The combustion of 210 g of ammonia consumes __________…

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Q: A molecular compound contains carbon, hydrogen, and oxygen atoms in its formula. A chemical analysis…

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Q: 8.50 g of a certaln Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: The percentage composition of acetaldehyde is 54.5% C, 9.2% H, and 36.3% O, and its molecular mass…

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Q: What is the mass, in grams, of 9.52×1024 molecules of methanol (CH3OH)?mass:   g

A:

Q: 4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: 24) Calculate the molar mass of the following compound: ammonia, NH3 A) 15.02 g/mol B) 17.03 g/mol…

A: 24) molar mass of nitrogen = 14.0067 g/mol molar mass of hydrogen = 1.00784 g/mol

Q: What is the chemical formula of a compound with an empirical formula of CH2O and a molar mass of…

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Q: Elemental analysis of a sample containing only B and H shows that it contains 479.4 g of boron…

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Q: A compound has the composition of 54.53% Carbon, 9.15% Hydrogen, and 36.32% Oxygen, by mass. If the…

A: Empirical formula is the formula in which elements are present in the simplest ratio. Example:…

Q: 3. A 5.000 g sample of an organic compound containing C, H, and O atoms was combusted and produced…

A:

Q: Given a raw material of 2000 g Salicylic acid and 2500 g Acetic Anhydride, the actual yield is 1180…

A: % mass composition is given by  = (molar mass / given mass) × 100

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?…

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Q: Determine the molecular formula of a sugar from its percent composition of 40.0% C, 6.67% H, 53.3%…

A: Given : Mass percent of C = 40.0 % Mass percent of H = 6.67 % Mass percent of O = 53.3 % And molar…

Q: 7. Calculate the molar mass of each of the following compounds. a. Fe,O,, iron(III) oxide b. BCl,…

A: Molar mass is the sum of atomic masses of all atoms present in the given Molecule.    Percentage…