Compound X has a molar mass of 180.16 g-mol and the following composition: element mass %...
-1 Compound X has a molar mass of 86.09 g-mol and the following composition: element mass % carbon 55.81% hydrogen 7.02% oxygen 37.17% Write the molecular formula of X. 5 ?
Compound X has a molar mass of 134.13·gmol−1 and the following composition: element mass % carbon 44.77% hydrogen 7.52% oxygen 47.71% Write the molecular formula of X .
Compound X has a molar mass of 283.89 g.mol and the following composition: element mass % phosphorus 43.64% oxygen 56.36% Write the molecular formula of X.
7 A compound having an approximate molar mass of 165-170g has the following percentage composition by mass: carbon, 42.87%; hydrogen, 3.598%, oxygen, 28.55%, nitrogen 25.00%. Determine the empirical and molecular formulas of the compound. A compound consists of carbon and hydrogen. The molar mass of this compound id 44.1 g/mol The percent by mass of carbon is 81.71%. Determine the empirical and molecular formulas of the compound 8.
Compound X'has a molar mass of 579.43 g mol and the following element | mass % phosphorus 26.73% nitrogen | 12.09% chlorine 61. 1896 Write the molecular formula of X
3. Acrylic acid, used in the manufacture of some plastics, has the composition 50.0% C, 5.6% H, and 44.4% O by mass. What is the empirical formula? 4. Urea contains C, H, N, and O. A 2.54 gram sample of urea is found to contain 0.51 g carbon, 0.17 g of hydrogen, and 1.19 g of nitrogen. What is the empirical formula of urea? 5. Putrescine, a substance produced by decaying animals, is composed of 54.5 % carbon, 13.6% hydrogen,...
5. 74.1% carbon, 8.6% hydrogen, & 17.3% nitrogen by mass. Its molar mass = 160 g/mol. 6. 59.0% carbon, 7.1% hydrogen, 26.2%oxygen, & 7.7% nitrogen by mass. Its molar mass = 180 g/mol. Find the molecular formula of a compound given: 7. 212.1 g sample with 42.4 g hydrogen and 169.7 g carbon. Molar mass = 30.0 g/mol 8. Carbon & Hydrogen containing compound sample with molar mass = 114.26 g/mol. 1 mole of the sample contains 18.17 g hydrogen....
Acetic acid has a molar mass of 60.05 g/mol and consists of 40.00 % C , 6.714 % H, and 53.29 % O. What is the molecular formula of acetic acid? Multiple Choice C3.33H6.6603.33 СзН6Оз CH20 C2H402 Cнзо
6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 78. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product carbon dioxide mass 22.01 g water 4.50 g Use this information to find the molecular formula of X, x 6 ?
7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 26. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: mass product carbon dioxide water 23.70 g 4.85 g Use this information to find the molecular formula of X. x 6 ?