An herbicide contains only C , H , Cl , and N . The complete combustion...
An herbicide contains only C , H , Cl , and N . The complete combustion of a 125.0 mg sample of the herbicide in excess oxygen produced 130.7 mL of CO2 and 76.26 mL of H2O vapor at STP. A separate analysis determined the 125.0 mg sample contained 34.46 mg Cl . Determine the percent composition of the herbicide.
percent carbon: %
percent hydrogen: %
percent chlorine: %
percent nitrogen: %
Determine the empirical formula of the herbicide.
empirical formula:
The herbicide has a molar mass of 257.16 g/mol . What is the molecular formula of the herbicide?
molecular formula:
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An herbicide contains only C , H , Cl , and N . The complete
combustion...
uestion 23 of 34 > An herbicide contains only C, H, Cl, and N. The complete...
uestion 23 of 34 > An herbicide contains only C, H, Cl, and N. The complete combustion of a 275.0 mg sample of the herbicide in excess oxygen produced 287.6 mL. of CO2 and 167.8 mL of H,0 vapor at STP. A separate analysis determined the 275.0 mg sample contained 75.82 mg Cl. Determine the percent composition of the herbicide. percent carbon: % percent hydrogen: % percent chlorine: % narcant nitmnen. Question 23 of 34 > percent chlorine: % percent...
An herbicide contains only CC, HH, ClCl, and NN. The complete combustion of a 250.0 mg250.0...
An herbicide contains only CC, HH, ClCl, and NN. The complete combustion of a 250.0 mg250.0 mg sample of the herbicide in excess oxygen produced 261.5 mL261.5 mL of CO2CO2 and 152.5 mL152.5 mL of H2OH2O vapor at STP. A separate analysis determined the 250.0 mg250.0 mg sample contained 68.93 mg Cl68.93 mg Cl. Determine the percent composition of the herbicide. Determine the empirical formula of the herbicide. The herbicide has a molar mass of 257.16 g/mol257.16 g/mol. What is...
Combustion analysis 12.01 g of an unknown sample, which contains only carbon, hydrogen and oxygen, produced...
Combustion analysis 12.01 g of an unknown sample, which
contains only carbon, hydrogen and oxygen, produced 14.08 g co2 and
4.32 h2o. Determine the empirical formula and molecular formula of
the unknown sample, while the molar mass for the unknown sample is
150.078 g/mol.
15 pts) Combustion analysis 12.01 g of an unknown sample, which contains only carbon, hydrogen, and oxygen, roduced 14.08 g CO2 and 4.32 g H20. Determine the empirical formula and molecular formula of the unknown sample,...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 10.68 mg of the compound yields...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 10.68 mg of the compound yields 15.48 mg CO2 and 7.39 mg H2O. The molar mass of the compound is 182.2 g/mol. What are the empirical and molecular formulas of the compound? (Enter the elements in the order: C, H, O.) The empirical formula:? The molecular formula:?
The qualitative analysis of an organic compound showed C, H, O in combustion analysis of 0.20...
The qualitative analysis of an organic compound showed C, H, O in combustion analysis of 0.20 34 g of a compound gave 0.5 911 g of CO2 and 0.10 36 g of H2O. the molecular weight of the compound was determined by the freezing point pressure method and was found in 210 from the above experimental results. determine the molecular formula of the compound 2. A compound is shown by qualitative analysis to contain carbon nitrogen oxygen and hydrogen combustion...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 10.68 mg of the compound yields...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 10.68 mg of the compound yields 15.48 mg CO2 and 7.39 mg H20. The molar mass of the compound is 182.2 g/mol What are the empirical and molecular formulas of the compound? (Enter the elements in the order: C, H, O) The empirical formula: The molecular formula
4. An unknown organic acid contains only carbon, hydrogen, and oxygen. Use the combustion analysis data...
4. An unknown organic acid contains only carbon, hydrogen, and oxygen. Use the combustion analysis data below to determine the empirical formula for the unknown organic acid Mass of unknown organic acid combusted :403 mg Mass of CO2 recovered: 845 Mass of H2O recovered :173 mg 250.0 mg of the same unknown organic acid is used in a titration, where 7.51 mL of 0.198 M NaOH were needed to reach the equivalence point. Determine the molar mass, and molecular formula,...
Combustion analysis was performed on an anesthetic containing only C, H, N and O. Complete combustion...
Combustion analysis was performed on an anesthetic containing only C, H, N and O. Complete combustion of a 3.54 g sample of this anesthetic with excess oxygen gas formed 8.49 g of carbon dioxide and 2.14 g of gaseous water. Another 2.35 g sample of the anesthetic was found to contain 0.199 g of N.(Hint: Use this information to find the nitrogen content in the combustion sample!) The molar mass of the anesthetic was found to be 165 g/mol. Find...
omposition: C = 24.78%; H = 2.08 en and chlorine had the following composition: C =...
omposition: C = 24.78%; H = 2.08 en and chlorine had the following composition: C = 24.78% % and Cl = 73.14%. A 1.26 g sample of this gas occupies a volume of 292 mL at STP. a) What is the empirical formula of the unknown gas (3 points) show all setup & work Answer: empirical formula = b) What is the molar mass of the unknow gas (3 points) show all setup & work answer: molar mass = What...
6. A certain compound has the following elemental composition: C, H, O, N. In a combustion...
6. A certain compound has the following elemental composition: C, H, O, N. In a combustion analysis, 3.895 g of it was combusted to produce 9.087 g of CO2 and 3.411 g H20. Separate analysis determined that it is 12.38% N, and its molar mass is 226.4 g/mol. Determine its empirical and molecular formula.
6. A certain compound has the following elemental composition: C, H, O, N. In a combustion analysis, 3.895 g of it was combusted to produce 9.087...
uestion 23 of 34 > An herbicide contains only C, H, Cl, and N. The complete combustion of a 275.0 mg sample of the herbicide in excess oxygen produced 287.6 mL. of CO2 and 167.8 mL of H,0 vapor at STP. A separate analysis determined the 275.0 mg sample contained 75.82 mg Cl. Determine the percent composition of the herbicide. percent carbon: % percent hydrogen: % percent chlorine: % narcant nitmnen. Question 23 of 34 > percent chlorine: % percent...
Combustion analysis 12.01 g of an unknown sample, which
contains only carbon, hydrogen and oxygen, produced 14.08 g co2 and
4.32 h2o. Determine the empirical formula and molecular formula of
the unknown sample, while the molar mass for the unknown sample is
150.078 g/mol.
15 pts) Combustion analysis 12.01 g of an unknown sample, which contains only carbon, hydrogen, and oxygen, roduced 14.08 g CO2 and 4.32 g H20. Determine the empirical formula and molecular formula of the unknown sample,...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 10.68 mg of the compound yields 15.48 mg CO2 and 7.39 mg H20. The molar mass of the compound is 182.2 g/mol What are the empirical and molecular formulas of the compound? (Enter the elements in the order: C, H, O) The empirical formula: The molecular formula
omposition: C = 24.78%; H = 2.08 en and chlorine had the following composition: C = 24.78% % and Cl = 73.14%. A 1.26 g sample of this gas occupies a volume of 292 mL at STP. a) What is the empirical formula of the unknown gas (3 points) show all setup & work Answer: empirical formula = b) What is the molar mass of the unknow gas (3 points) show all setup & work answer: molar mass = What...
6. A certain compound has the following elemental composition: C, H, O, N. In a combustion analysis, 3.895 g of it was combusted to produce 9.087 g of CO2 and 3.411 g H20. Separate analysis determined that it is 12.38% N, and its molar mass is 226.4 g/mol. Determine its empirical and molecular formula.
6. A certain compound has the following elemental composition: C, H, O, N. In a combustion analysis, 3.895 g of it was combusted to produce 9.087...
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