Acetohydrazine is an organic compound with the chemical formula C2H6N2O. Its percent composition by mass is: 8.163% hydrogen 21.60% oxygen 32.43% carbon 37.81% nitrogen How many grams of carbon does a 38.64 g sample of acetohydrazine contain?Be sure to use the correct number of SFs for your answer.
Acetohydrazine is an organic compound with the chemical formula C2H6N2O. Its percent composition by mass is:...
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,...
The percent composition of a compound was found to be 63.5 % silver, 8.2 % nitrogen, and 28.3 % oxygen. Determine the compound's empirical formula. A 170.00 g sample of an unidentified compound contains 29.84 g sodium, 67.49 chromium, and 12.61 g oxygen. What is the compound's empirical formula? A 60.00 g sample of tetraethyl lead, a gasoline additive, is found to contain ' g lead, 17.83 g carbon, and 3 74 g hydrogen. Find its empirical formula.
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of...
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...
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...
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.
estion 38 of 38 > A 3.56 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was combusted in excess oxygen. This produced 3.85 g Co, and 2.10 g H,0. A second sample of this compound with a mass of 4.85 g produced 3.18 so,. A third sample of this compound with a mass of 8.78 g produced 4.53 g HNO, Determine the empirical formula of the compound. Enter the correct subscripts on the given chemical...
lage composition of 67. Exercise: A compound containing gal and sulfur has a percentage compositi 59.18% gallium and 40.82% sulfur. What the number of grams of gallium in 100.08 this compound? 68. Exercise: An oxide of lead has a percentage composition of 86.62% lead and 13.38% oxygen. What is the number of grams of lead in 100.0 g of this compound? 69. Exercise: A 2.00 g sample of cholesterol contains 1.68 g carbon, 0.24 g hydrogen, and 0.08 g oxygen....
7. A compound contains 30.4 g of nitrogen and 69.6 g of oxygen by mass. What is the chemical formula of this compound? 8. How many molecules of H,O (M.w. 18 g/mol) are there in 355 grams of H,O? How many hydrogen atoms are in 355 grams of HO?
A 2.75 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was combusted in excess oxygen. This produced 1.55 g CO, and 0.951 g H,O. A second sample of this compound with a mass of 6.21 g produced 6.37 g SOZ. A third sample of this compound with a mass of 8.41 g produced 3.39 g HNO3. Determine the empirical formula of the compound. Enter the correct subscripts on the given chemical formula. empirical formula: CHNSO