A sample of a hydrocarbon, containing just carbon and hydrogen, is combusted in air to produce 15.00 g CO2 and 9.20 g H2O.
What mass of hydrocarbon was combusted?
What is its empirical formula?
Mass spectrometry indicated that the molecular mass of the compound is 75.1 g/mol. What is the
molecular formulae?
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A sample of a hydrocarbon, containing just carbon and hydrogen, is combusted in air to produce
1.)) An unknown compound containing carbon, hydrogen and oxygen is combusted. If 25.000 g of the compound produced 61.024 g of CO2 and 24.981 g of H2O, what is the empirical formula of the compound? 2.)) If the molar mass of this compound is 72.1 g/mol, what is the molecular formula?
A hydrocarbon (contains only carbon and hydrogen) was combusted. The sample combusted weighed 15.0mg. The products of the combustion were 27.0mg water and 44.0mg carbon dioxide. What is the empirical formula for the compound?
Combustion of a 1.025 g sample of a compound containing only carbon, hydrogen and oxygen produced 2.265 g of CO2 and 1.236 g of H2O. What is the empirical and molecular formulas of the sample compound, if its molecular weight has been roughly determined to be 363 g/mol by mass spectrometer?
a combustion analysis of a 0.2104 g hydrocarbon sample (containing only hydrogen and carbon) yielded 0.6373 g carbon dioxide and 0.3259 g water. A separate experiment determined that the molecular weight of this compound is 58.7 g mol-1. from this data, determine both emperical and the molecular formula of this substance.
2.516 g of a compound containing carbon, hydrogen and oxygen (CXHYOZ) is subjected to combustion analysis. The results show that 3.082 g of CO2 and 2.705 g of H2O were produced. (i). What is the empirical formula for the compound? (ii). If the molecular weight of the compound is 160.2 g/mol, what is the molecular formula of the compound?
f a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was combusted in excess oxygen. This produced 2.20 g Co2 and 1.20 g H,O. A second sample of this compound with a mass of 4.86 g produced 3.19 g SO,. A third sample of this compound with a mass of 8.86 g produced 4.57 g HNO,. Determine the empirical formula of the compound. Enter the correct subscripts on the given chemical formula. empirical formula: CHNSO
f a compound consisting...
1.The characteristic odor of pineapple is due to ethyl butyrate, a compound containing carbon, hydrogen, and oxygen. Combustion of 2.50 mg of ethyl butyrate produces 5.69 mg of CO2 and 2.32 mg of H2O. What is the empirical formula of the compound? 2.Nicotine, a component of tobacco, is composed of C, H, and N. A 3.150-mg sample of nicotine was combusted, producing 8.5452 mg of CO2 and 2.450 mg of H2O. What is the empirical formula for nicotine?
A. When 1.591 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 5.378 grams of CO2 and 1.101 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 26.04 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon. B. A 9.448 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 18.88 grams of CO2 and 7.729 grams...
1. When 2.689 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 8.437 grams of CO2 and 3.454 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 56.11 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon. 2. A 21.79 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 21.31 grams of CO2 and 4.362 grams...
A sample containing only carbon, hydrogen, and silicon is subjected to elemental analysis. After complete combustion, a 0.7020 g sample of the compound yields 1.4 g of CO2, 0.86 g of H2O, and 0.478 g of SiO2. What is the empirical formula of the compound?