A compound is found to contain Xe, O, and F with the following percent composition: Xe:     58.80% O:     7.166% F:     34.03% What is the empirical formula of this compound? Enter the elementsin the order Xe, O, F.

Q: analysis of a sample of a compound shows that 0.131 g H,  4.61 g CI and 8.32 g of O are present…

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Q: A sample of silicon having a mass of 3.43 g combined with oxygen to form a compound with a mass of…

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Q: Combustion analysis was performed on 1.50 g of a compound containing C, H and N to yield 3.21 g of…

A: Given,  Mass of the compound = 1.50 g  Mass of CO2 = 3.21 g  Mass of H2O = 0.981 g  Empirical…

Q: How many moles of atoms is in this elemental sample? 1.1×1022 Ag atoms

A: Given, Number of atoms of Ag = 1.1×1022 atoms Moles of Ag atoms = ? Note: Avogadro's number = 6.022…

Q: Compound X has a molar mass of 176.12 g mol and the following composition: element mass % carbon…

A: Answer:Molecular formula of the compound expresses the number of moles of atoms of each type that…

Q: Complete the table. Element Moles Mass Cr 0.00442 Fe 73.5 mg Ti 1.009 x 10-3 Hg 1.78 kg

A: Mole is represented by the symbol mol. It is unit of measurement of substance. Mass is defined as…

Q: many molecules were used

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Q: Determine the mass percentage of carbon, C, hydrogen, H, and oxygen, O, in C,H,206. Refer to the…

A: Given molecular formula = C6H12O6 Atomic mass of Carbon (C) = 12.01 g Atomic mass of Hydrogen (H) =…

Q: Consider a 6.38 mol sample of C5H8. How many atoms of H would be in this sample?

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Q: Raspberry ketone (C10H12O2) is a naturally occurring compound that contributes to the aroma of…

A: Given,The formula of raspberry ketone is: C10H12O2

Q: If it is known that a 45.2 mg sample of phosphorus reacts with excess selenium (Se) to form 131.6 mg…

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Q: True or False: One mole of an element has the same number of atoms as one mole of any other element.

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Q: Compound X has a molar mass of 153.05 g mol -1 and the following composition: element mass % carbon…

A: The answer is given as follows  Emperical formula is C3H5cl Molecular formula is C6H10cl2

Q: Calculate the empirical formula of each substance from their spectrograms . 1) Co = 0.672g As =…

A: The emperical formula can be calculated by finding the number of moles.

Q: 9. What is the percent composition by mass of aluminum in Al (SO4)3 (gram 15.8% formula mass = 342…

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Q: How many H atoms are in 0.100 mole C13H18O2

A: The chemical formula of the molecule is C13H18O2  Given the moles of C13H18O2 = 0.100 mol

Q: Calculate the percent composition of hydrogen in C2H5OH 52.14%

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Q: A compound has a molar mass of approximately 180 g/mol and a percent composition of 40.00% C, 6.72%…

A: Given, Mass percent of components in the compound are: % C = 40.00% % H = 6.72%  and % O =…

Q: Compound X has a molar mass of 134.12 g-mol and the following composition: element 0 carbon mass %…

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Q: What mass of oxygen difluoride OF2, contains the same number of fluorine atoms as 5.20 g of…

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

Q: A 11.21 g sample of Mo₂O3(s) is converted completely to another molybdenum oxide by adding oxygen.…

A: Number of mol = Mass/molar mass

Q: Be sure to answer all parts. The interhalogen compound CIF3 reacts with NH3 to produce three…

A: Molar mass of HF = 20.01 g/mol  Molar mass of N2= 14.01 g/mol  Molar mass of Cl2 = 70.9 g/mol

Q: compound consists of 65.45% C, 5.492% H, and 29.06% O on a m

A: Molecular formula defined the actual whole number ratio between different elements of a compound.

Q: Elemental analysis of putrescine indicates that it consists of 54.0% C, 13.73% H, 31.77% N.…

A: 54.0% C, 13.73% H, 31.77% N.

Q: What is the mass percent composition of S in Al,(50,,? 21.38 % O9.372 % 42.73 % )35.97 % 28.12 %

A: The compound give is Al2(SO4)3. Assuming 1 mole of the compound. Molar mass of Al2(SO4)3 = Atomic…

Q: This is an impossible formula. If it were real, determine the molar mass of:Fe2Si1O4Remember that…

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Q: A 4.00 g sample of a hydrate of nickel(III) bromide looses 0.793 g of water when heated. Determine…

A: It is given that the mass of hydrate of nickel (III) bromide is 4 gOn heating it losses 0.793 g of…

Q: Calculate the empirical formula of each substance from their spectrograms. 1) Co = 0.672 g , As =…

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Q: 3.45x10^24 atoms of CO2 to mol Round answer to 2 decimal places.

A: Given -: atoms of CO2 = 3.45×1024  Converts it moles of CO2

Q: 2.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Empirical formula :- The formula which gives the simplest whole number ratio of atoms of various…

Q: What is the mass percent oxygen in the molecule NO2?

A: We Know that, Molar mass of NO2 = 46.0 g/mol Molar mass of O2 = 32.0 g/mol

Q: This is the chemical formula for hexanal: CH3CH24CHO. Calculate the mass percent of hydrogen in…

A: Molecular Formula of hexanal is C6H12O  And Molecular weight of hexanal is 100.1568 g/mol  Complete…

Q: Ascorbic acid (C₆H₈O₆) is also known as Vitamin C. What quantity in molecules of C₆H₈O₆ does a…

A: To find molecules of vitamin C, first convert mass in grams then divide it by molar mass to get its…

Q: Determine the number of gold (Au) atoms present in 8.41μg of Au3PO4. 2.21 x 1022 atoms 7.38 x 1015…

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Q: How many moles of Sodium thiosulfate, Na2S2O3, are present in 31.7 g of Sodium thiosulfate?

A: A numerical problem based on mole concept that is to be accomplished.

Q: A metal sulfide M 2 S contains 14.3% of sulfur by massWhat is the identity of the metal in this…

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