determine the moiecular formula for a compound that is 49.48%.carb on, 5.19%. nydrogen, + 28.851 · hitrogen and 16.487. Öxygen. The molecular Weight is 194.19g moi".

Q: Determine the empirical formula for a compound that is 64.8% C, 13.6% H, and 21.6% O by mass.

A: Empirical formula of a compound is the simplest ratio of the elements present in a particular…

Q: What mass of Cu(IO3), can be formed from o. 500 g of CUSO4 5H,O?

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Q: a. What mass is represented by 0.0146 mol of C3H7OH (2-propanol, rubbing alcohol)? Mass %3D b. What…

A: a). Given: The moles of C3H7OH = 0.0146 mol. The molar mass of C3H7OH = 60.09 g/mol.

Q: How can a molecular formula be obtained from an empirical formula? What additional information is…

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Q: A hydrate of formula M2EO3•XH2O (where M is a metal, E is a non-metal, and x is a whole number) has…

A: • Molar mass of oxygen = 16 g/mole                                     (0)• Formula weight of M2E…

Q: empirical formula

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Q: Without using a calculator, arrange these samples in orderof increasing numbers of O atoms: 1 mol…

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Q: Which of the following could be an empirical formula?

A: Empirical formula of a compound written with the smallest possible integers.

Q: A sample is found to contain 66.8% NaHCO3 by mass. What is the mass of NaHCO3 in 4.25g of the…

A: Mass percent :- The mass of a substance present in 100 grams of sample is called its mass percent .…

Q: A chemist is given a sample of the CuSO4 hydrate and asked to determine the empirical formula of it.…

A: Given,  Mass of hydrated CuSO4 = 42.75 g Mass of Unhydrated salt = 27.38 g  Formula of hydrate = ?

Q: 8.3.01 x 1023 CH₂O molecules moles CH₁₂0 9. 1.00 x 1025 Na atoms moles No

A: Here, we have to find the number of moles of C6H12O6 in 3.01×1023 C6H12O6 molecules and the number…

Q: 0 g of a pure hydrocarbon was combusted in oxygen. The reaction was a complete combustion.  This…

A: Hydrocarbons are the compounds of carbon and hydrogen only. On combustion, hydrocarbons produce…

Q: C4H10 and C6H12 are both hydrocarbons. Whic one contains higher mass percentage of carbon?

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Q: NutraSweet is a popular noncarbohydrates sweetener. Analysis showed that it contains the following…

A: Let the total mass of the NutraSweet be 100g Mass of C = 57.14g Mass of H = 6.16g Mass of N = 9.52g…

Q: A student was given a sample of hydrated Na2CrO4 (molar mass of anhydrous Na2CrO4: 162.0 g/mol). She…

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Q: Which of the following would NOT be an empirical formula? O C2H6 O Al203 O H3PO4 O H20

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Q: Calculate the mass (in g) of sample. 9.85x1019 CCl2F2 molecules

A: The mass (in g) of sample 9.85x1019 CCl2F2 molecules can be calculated as

Q: Calculate the number of moles of: (b)  Mg2+ ions in 8.320 mol of Mg3(PO4)2. (c)  acetate ions,…

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Q: What number of molecules (or formula units) are present in 1.80 g of each of the following…

A: Please find your solution below : Avogadro's number is the number of atoms, molecules, ions, formula…

Q: 2. Calculate number of molecules in 2.33 g CH6. molar masses: C = 12.01 g/ mole and H = 1.008 g/…

A: Given: Mass of C6H6 = 2.33 g.

Q: Calculate the molar mass of potassium hydrogen phthlate (KHP), C8H5KO4.

A: The molar mass of potassium hydrogen phthlate (KHP), C8H5KO4. has to be calculated.

Q: 1252. An unknown organic compound weighing 1980 mg is fully combusted at high pressure, yielding of…

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Q: How many moles of Feg04 are required to supply enough iron to prepare 0.843 mol Fe203? i mol Fe304

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Q: A mixture of CaCO₃ and CaO weighing 0.693 g was heated to produce gaseous CO₂. After heating, the…

A: Molecular mass The molecular mass is the mass of a given molecule. It is measured in Daltons. The…

Q: What number of molecules (or formula units) are present in 8.26 g of each of the following…

A: Given- Weight of substance=8.26g

Q: 2. Calculate the mass of hydrogen formed when 25 grams of aluminum reacts with excess hydrochloric…

A: The number of moles is determined by taking the ratio of mass to the molar mass of the substance and…

Q: A compound was decomposed and determined to be 51.27 % C, 7.75% H and 40.98 %O  by mass.  What is…

A: Given  C%   = 51.27 % H     = 7.75 %  O     = 40.98 %  Subscript of Carbon in Empirical Formula   =…

Q: Ferrocene, [Fe(C10H10)(s) ;molar mass 186.03 g/mol]can be prepared by reacting 3.0 g of FeCl2(s)…

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Q: The coefficients in a balanced chemical reaction are commonly used in stoichiometry to: provide mass…

A: Answer

Q: nitrogen atoms in 38.1 g of TNT, C,H;N3O6

A: Since you have posted a  question with sub-parts , we are entitled to answer the first three…

Q: Calculate the mass (in g) of sample. 2.8x1022 H2O molecules

A: Avogadro's  number (NA) gives the number of atoms, molecules or ions in one mole of the substance…

Q: O empirical formula O molecular formula reactants

A: A chemical formula in which the subscript represent the simplest whole number ratio of the atoms or…

Q: Write a balanced equation: (NH4)2Cr2O7 -------> Cr2O3 + H2O + N2

A: Balancing a chemical equation is balancing all the atoms on both sides of a chemical reaction.

Q: 10. This question is about compounds used in fertilisers. la) A compound used as a fertiliser has…

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Q: NutraSweet is a popular noncarbohydrate sweetener. Analysis showed that it contains the following…

A: Hi. There is a little misprinting in the question. The mass percentage of each element must be: C:…

Q: What amount of carbon dioxide (in moles) is produced by the reaction of 5.00 mol C3H12 with 30.0 mol…

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Q: Calculate the percent carbon by mass in phenol (C6H5OH). Show calculations, please

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

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Q: What mass of compound is present in 5.80 moles of each of the following compounds? H. ON a. Mass b.…

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Q: asolim and water (H,O). What mass of water is produced by the reaction of 7.74 g of octane?

A: The balanced equation for the combustion of octane is,                                    2 C8H18+25…

Q: Suppose a student starts with 2.4464 g of a sand mixture and separates the components into 1.3012 g…

A: According to the question, we had a sand mixture consisting of NaClNaCl, CaCO3CaCOX3, and SiO2SiOX2.…

Q: Nutra Sweet is a popular non carbohydrate sweetener analysis show that it contains the following…

A: Empirical formula of a compound does not give the definite proportions of the element in a compound…

Q: Calculate the percentage of carbon by mass in each of thecompounds represented by the following…

A: Mass percent is one of the many ways of calculating the concentration. It is calculated as follows:…

Q: What is the number of formula units in a 5.085.08 mol sample of FeCl3FeCl3?

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Q: Q6 - Calculate the formula weight of the following molecules to three significant figures Q7…

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Q: Consider the compound QX3, where Q has a molar mass of 42.11 g/mol and X is 15.07 g/mol. A hydrate…

A: i) First you have to calculate the molecular weight of the QX3 ii) Then consider you took 100g of…

Q: t percent nitrogen by mass?

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Q: When a sample of cyclohexene is burned in oxygen, 4.822 g of CO2 and 1.650 g of H2O are obtained.…

A: The term combustion reactions refer to those type of chemical reaction in which a hydrocarbon reacts…