Furnace H20 absorber CO, absorber Sample A 9.438 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 16.82 grams of CO2 and 6.887 grams of H20 are produced. In a separate experiment, the molar mass is found to be 74.08 g/mol. Determine the empirical formula and the molecular formula of the organic compound. Enter the elements in the order C, H, O empirical formula = molecular formula =

Q: The empirical formula of compound R is ____________________

A: a. 32.2% of 5 g = 1.61 g 67.8% of 5 g = 3.39 g So, The sample 1.61 g Al and 3.39 g F Now, No of…

Q: Question attached

A: Empirical formula refers to the formula of a compound in which the elements are present in the…

Q: if hydrogen gas and nitrogen gas react as shown what must be the chemical formula of the product? 3…

A:

Q: What is the empirical formula of a compound found to contain 40.0 g N, 14.4 g H, and 45.7 g O?…

A: Given;

Q: A compound was found to contain 115.49g of Ca, 92.16 g of O, and 5.82 g of H. What is the total mass…

A: mass of Ca = 115.49g mass of O = 92.16 g mass of H =  5.82 g  Molar mass of Ca = 40.078 g/molMolar…

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

A: Given that, 4.0 g of a compound X is made of carbon, hydrogen and perhaps oxygen. The molecular…

Q: 8.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: A sample of an oxide of lead (oxide A) weighing 4.7840 g is heated to drive off oxygen to form oxide…

A: Empirical formula of oxide A = PbO 2   Empirical formula of oxide B = Pb 3 O 4   Empirical formula…

Q: Ethanol is an organic polar solvent with many commercial uses. A sample of this compound(which…

A: Given, Ethanol is an organic polar solvent with many commercial uses. A sample of this…

Q: When a 1.924 g sample of a compound undergoes combustion analysis, 2.801 g CO2 and 1.433 g H2O are…

A: Since the compound contains only C, H and O. Hence assuming the empirical formula of the compound is…

Q: Ethylenediaminetetraacetic acid (EDTA) is a chemical that binds metals such as lead, to treat lead…

A: The molecular formula of Ethylenediaminetetraacetic acid (EDTA) is C10H16N2O8. We know that the…

Q: A student obtains a mixture of the chlorides of two unknown metals, X and Z. The percent by mass of…

A: Given: Mixture of metal X and Z. And mass percent of X and Z in the mixture.

Q: Which one of the following molecular formulas is also an empirical formula?

A:

Q: 7.00 g of a certain Compound X, known to be made of carbon and hydrogen, and to have a molecular…

A: Given : Compound is made up of carbon and hydrogen only. Mass of carbon dioxide i.e CO2 produced =…

Q: Straight-chain, saturated carboxylic acids, a class of hydrocarbons, has the general formula C,H2n++…

A:

Q: If 49.5 gg of molten iron(III) oxide reacts with 32.0 gg of aluminum, what is the mass of iron…

A:

Q: A hydrate of cerium (III) sulfate, Ce2(SO4)3, contains 20.2% water by mass. Deduce the formula for…

A: Given hydrate of cerium (III) sulfate, Ce2(SO4)3, contains 20.2% water by mass. We have to deduce…

Q: laterials engineers often create new alloys in an effort to improve the properties of an existing…

A: Materials engineers often create new alloys in an effort to improve the properties of an existing…

Q: What is the molecular formula of the molecule with molecular mass of 120.12g/mol. and an empirical…

A:

Q: Consider an iron bar on a balance as shown   As the iron bar rusts, which of the following is true?…

A: Rusting of iron is a chemical process in which iron combines with oxygen from the air to form iron…

Q: . He can tell from elemental analysis that the polymer is made up of only three elements: carbon,…

A: To solve this we have to consider the mass of polymer = 100.0g  Then  Mass of C = 56.45 g  Mass of H…

Q: The following quantities are placed in a container: 1.5 × 1024 atoms of hydrogen, 1.0 mol of sulfur,…

A: Given data: No of atoms of H in container = 1.5×1024 atoms Mole of Sulphur present in container =…

Q: The molar mass of nicotine C10H14NX is 162 g/mol. What is the value of x?

A: Given that, Molar mass of nicotine C10H14Nx is                162 g mol-1.  Value of x = ?

Q: Lindane is one of the chlorinated pesticides the use of which is now restricted in the United…

A: The percentage composition of various elements are: 24.78% => carbon 2.08% => hydrogen 73.14%…

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

A: 0.390 mole of Succinic acid (S.A.) has a mass of 46.1gSo, Molecular mass of S.A.= 46.1g0.390mole =…

Q: Lysine is an amino acid which has the following elemental composition: C, H, O, N. In one…

A:

Q: 3 g of a hydrated metal chromate is heated only 1.479 g of anhydrous metal chromate remains.  What…

A: Some salts are found in their hydrated form. In hydrated form, water is coordinated with the salts.…

Q: Coke is an impure form of carbon that is often used in the industrial production of metals from…

A:

Q: 8.00 g of iron when burned in air yields 11.44 g oxide. What is the empirical formula of this oxide?…

A: mass of oxygen= mass of oxide - mass of Fe(iron)

Q: compound with empirical formula C2H5O was found in a separate experiment to have a molar mass of…

A:

Q: An oxide of gold thermally decomposes. A. 0.204 g sample of oxide is heated, forming 0.182 g of…

A:

Q: Materials engineers often create new alloys in an effort to improve the properties of an existing…

A: Given,  Formula of the alloy Zn0.838Cd0.162O

Q: Sort the molecular compounds in the table into groups with the same empirical chemical formula. •…

A: Empirical formula is determined as the least common ratio of atoms .  Molecular formula is the exact…

Q: Polyethylene is a polymer consisting of only carbon and hydrogen. If 2.300 g of the polymer is…

A:

Q: A 12.3 g sample of an alloy of Mg and Al produces 1.66 mol of H2 when added to excess HCl. What…

A:

Q: Menthol, from oil of mint, has a characteristic odor. The compound contains only C, H and O. If 83.1…

A: Empirical formula :- The chemical formula which shows only relative number (simple ratio) of  atoms…

Q: 15. Kkura found a sulfide ore in the dungeon which she identified to be chalcocite. While waiting…

A:

Q: 7.A 4.035 gram sample of an organic compound containing only C, H, and O is analyzed by combustion…

A: The number of moles of a substance is determined as the mass of a substance upon its molar mass. The…

Q: A compound is composed of elements C, H, and N. A 12.075-mg sample of the unknown compound was…

A:

Q: A 6.40 g sample of a compound is burned to produce 8.37 g CO, 2.75 g HO, 1.06 g N, and 1.23 g SO.…

A:

Q: Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs,…

A: Given: Mass of iron= 25.69g To find: The mass of iron(III) oxide,  The mass of aluminium and The…

Q: Menthol, from oil of mint, has a characteristic odor. The compound contains only C, H, and O. If…

A: Given that, Weight of menthol = 89.6 mg = 0.0896 g Weight of CO2 = 252 mg = 0.252 g Weight of H2O =…

Q: When 7.003 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 20.50 grams…

A: The empirical formula of a molecule is represented by the atomic symbol of the constituting elements…

Q: Use the References to access important values if needed for this question. Mn, S O, n H20 is the…

A:

Q: An oxide of Mercury on analysis gave 20.3 g of Mercury and 1.7 g of Oxygen. What is the…

A: Given that:  Mass of mercury = 20.3 g  Molar mass of mercury = 200.6 g/mol Moles of mercury =…

Q: What is the composition, in atom percent, of an alloy that contains a) 35 g copper and b) 49 g zinc?

A: Given :-  mass of Cu in alloy = 35 g  atomic wt. of Cu = 63.55 g/mol mass of Zn in alloy = 49 g…

Q: Benzoquinone, a chemical used in the dye industry and in photography, is an organic compound…

A:

Q: Enter the elements in the order presented in the question. empirical formula = molecular formula =

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".