Page < 4 > of 5 i 13. An organic compound that has the empirical formula...
An organic compound has the empirical formula C₂H₄NO. If its molar mass is 116.1 g/mol, what is the molecular formula of the compound?
25. Find the empirical formula and molecular formula of a compound that has the following the chemical analysis of a sample: Br is 68.1%, H is 1.3%, and C is 30.6%. The molecular weight of the compound is 469.8 g/mol. (10 points)
need help solving these questions. Mass? 20. (3 pts) What is the empirical formula of a compound that is 58.80% C, 9.87% H, and 31.33%O by mass? 21. (3 pts) What is the empirical formula of a compound that is 71.98%C, 6.71% H, and 21.31%O by mass? 22. (2 pts) What is the molecular formula of a compound with a molar mass of 219.9 g/mol and an empirical formula of P203? 23. (2 pts) What is the molecular formula of...
Determined the Empirical formula and molecular formula for the following? A 11.81 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 14.98 grams of CO2 and 4.089 grams of H2O are produced. In a separate experiment, the molar mass is found to be 104.1 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 =
A 15.07 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 14.73 grams of CO2 and 3.017 grams of H2O are produced. In a separate experiment, the molar mass is found to be 90.04 g/mol. Determine the empirical formula and the molecular formula of the organic compound. Furnace H2O absorber CO2 absorber Sample A 15.07 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and...
Determine the empirical formula of an organic compound containing only carbon and hydrogen if combustion analysis of a 1.50 g sample produces 4.71 g CO_2 and 1.93 g H_2O
A 11.76 gram sample of an organic compound containing only C, H, and O is analyzed by combustion analysis and 20.95 g CO2 and 8.579 g H2O 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 =
29. The heat of combustion for a given organic molecule was being measured in a bomb calorimeter (heat capacity of 2.24 J/°C). 0.9168 g of the solid were combusted and resulted in the temperature of the surrounding water (2400 g) to increase by 4.6 °C. a. Given that the compound is 85.71% C and 14.29%H, determine its empirical formula b. The density of the gas at 720 torr and 65°C in a 1.2 L vessel is determined to be 0.956...
17) A compound has an empirical formula of C3H11O3. If its molecular formula is 238 g/mole, what is its molecular formula?
A compound with the empirical formula CH, has a molar mass of 70 g/mol. What is the molecular formula for this compound? molecular formula: