4. What is the empirical formula of a compound that contains 0.793 g of tungsten and...
What is the empirical formula of a compound that contains 7.00 g nitrogen and 8.00 g oxygen?
Determine the empirical formula for a compound that contains 15.0% C, 5.0% H, and 80.0% S by mass. empirical formula: A 10.04 g sample of a compound contains 6.41 g of iron, Fe, 1.18 g of phosphorus, P, and oxygen, O. Calculate the empirical formula for the compound. empirical formula: What is the empirical formula of a compound composed of 3.25% hydrogen (H), 19.36% carbon (C), and 77.39% oxygen (0) by mass? Insert subscripts as needed. empirical formula: HCO
What is the empirical formula for a compound which contains 0.0134 g of iron, 0.00769 g of sulfur and 0.0115 g or oxygen?
14. A chemistry student determined the empirical formula for tungsten oxide (W Oy). To do so, he heated tungsten with oxygen in a crucible. The data that he recorded are shown below: Weight of crucible Weight of tungsten Weight of crucible and product 11.120 g 8.820 g 22.998 g a What is the percent composition by mass of tungsten oxide? D What is the empirical formula of tungsten oxide? (10 points)
What is the empirical formula for a compound if it contains 0.558g of iron and the mass of the compound (made of iron and oxygen) is 0.718g? In a gas mixture containing oxygen, nitrogen, and helium, the total pressure is 925 torr. The partial pressure of oxygen is 425torr and helium is 75torr. What is the partial pressure of nitrogen
What is the empirical formula of a compound that contains 20.0 g carbon and 6.71 g hydrogen? What is the empirical formula of a compound that contains 20.0 g carbon and 6.718 hydrogen? Please show work and include units as how you arrive to your answer. BIVAA. IEE 2 i XX, E - 2 V TT 12p . Paragraph HD 1080
3. Calculate the empirical formula for a compound containing 24.5 g of nitrogen and 70.0 g of oxygen. 4. The empirical formula for a compound having a molar mass of 181.44 g/mol is C2HCl. What is the molecular formula?
6. + -19 points What is the empirical formula of a compound that is 44.25% Cu, 22.33% S, and 33.47% O? Write the elements in the order Cu, S, and O. 7. + -19 points A 4.523-g sample of an oxide of Ag contains 4.211 g Ag. What is the empirical formula of the oxide?
0.5 points QUESTION 4 1. What is the empirical formula of a substance that contains 3.630 g of C, 0.7615 g of H, and 1.028 g of O? Carbon Hydrogen 0.7615 Oxygen Fill in each blank with the appropriate whole number. QUESTION 4 What is the empirical formula of a substance that contains 2.167 g of C, 0.5457 g of H, and 2.887 g of O? Carbon Hydrogen Oxygen Fill in each blank with the appropriate whole number
What is the empirical formula of a compound which contains only phosphorus and oxygen if a 4.19 gram sample of the compound contains 1.83 grams of oxygen and 2.36 grams of phosphorus? List the phosphorus first in your answer. You will not be able to type subscripts. Just type the numbers where they go. For example, S2O3 would be typed in as S2O3.