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7. A com contains S2, 175%Carbon, 4.38 % , the compound veen by mass. the ermine...
5 and 6 please ! A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine...
5 and 6 please !
A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine the empirical formula of the compound. A-When aqueous sodium carbonate is added to barium chloride. The solution turns cloudy white with solid barium carbonate. Write the molecular, ionic, and net ionic equations for this fraction. How many grams of water can be produced if sufficient hydrogen reacts with 26.0 g of oxygen? 2H_2 (g) + O_2 (g) rightarrow 2 H_2 O(l) When aqueous solution...
28. A compound contains Carbon, Hydrogen and Sulfur. When 153.90 grams of the compound is burned...
28. A compound contains Carbon, Hydrogen and Sulfur. When 153.90 grams of the compound is burned in a combustion apparatus, 222.00 grams of CO2 and 113.52 grams of water are collected. What is the empirical formula of this compound? (5pts) 29. How many molecules of hydrogen are there in 3.00 g of ethanol, CH3CH2OH? (3pts)
A 1.802 gram sample of unknown compound contains 0.721 grams of carbon, 0.121 grams of hydrogen...
A 1.802 gram sample of unknown compound contains 0.721 grams of carbon, 0.121 grams of hydrogen and 0.960 grams of oxygen. The compound has a molar mass of 180.2 g/mol. Determine the empirical formula of the compound and the molecular formula. Show all work.
chemostry
One gram of a substance containing hydrogen, oxygen, and carbon on combustion produces 1.4656 g of CO2 and 0.6000g of H2O. What is the empirical formula of this compound?sucrose fermented by microorganisms into ethanol as seen in the reaction C6H12O6---> 2C2H5OH+2CO2, how many grams of ethanol are produced from 2.00 moles of sucrose?how many molecules of calcium will react with 4.00 moles of ZnSO4 according to the balanced chemical equation Ca+ZnSO4--> CaSO4 +Zn?What is the mass of oxygen in 1g of glutamine?in...
5. Compound X contains only carbon, nitrogen, hydrogen, oxygen and sulfur. Analysis experiments produced the following...
5. Compound X contains only carbon, nitrogen, hydrogen, oxygen and sulfur. Analysis experiments produced the following results: 1. 2.52 g of X burned in excess O2 produces 4.25 g of carbon dioxide and 1.02 g of water at 100% yield. 2. 4.14 g orx reacts to produce 1.785 g of sulfur trioxide at 85% yield. 3. 5.66 g orx reacts to produce 1.68 g of nitric acid at 75% yield. What is the empirical formula of compound X?
MHE Reader Propane, C3Hs(&), reacts with oxygen gas to produce carbon dioxide gas and water vapor....
MHE Reader Propane, C3Hs(&), reacts with oxygen gas to produce carbon dioxide gas and water vapor. a) b) 2. Write a balanced equation including states of matter for the reaction. If 4.55 g of propane reacts with excess oxygen under standard conditions, calculate the theoretical yields (in grams) for both carbon dioxide and water, and · the total amount of heat released/absorbed when the reaction is complete. c) Ethanol is currently being used as a replenishable fuel alternative/supplement because it...
2) A 1.000 g sample of a hydrocarbon (which is a compound that contains only carbon...
2) A 1.000 g sample of a hydrocarbon (which is a compound that contains only carbon and hydrogen) was burned in oxygen, and the carbon dioxide and water produced were carefully collected and weighed. The mass of the carbon dioxide was 3.385 g, and the mass of the water was 0.692 g. What was the empirical formula of the hydrocarbon? A. C5H12 B. CsH6 C. CįH6 D. C H2 E. CįH star 1.00
A compound contains only carbon, hydrogen, and oxygen. Combustion of 18.92 g of the compound yields 27.73 g of CO2 and...
A compound contains only carbon, hydrogen, and oxygen. Combustion of 18.92 g of the compound yields 27.73 g of CO2 and 11.35 g of H2O. The molar mass of the compound is 90.078 g/mol. *Each part of this problem should be submitted separately to avoid losing your work* 1. Calculate the grams of carbon (C) in 18.92 g of the compound: grams 2. Calculate the grams of hydrogen (H) in 18.92 g of the compound. grams 3. Calculate the grams...
7. Xylene, an organic compound that is a major component of many gasoline blends, contains carbon...
7. Xylene, an organic compound that is a major component of many gasoline blends, contains carbon and hydrogen only. Complete combustion of a 17.12 g sample of xylene in excess oxygen yielded 56.77 g of CO; and 14.53 g of H2O (a) Determine the empirical formula of xylene. (6)
7. A compound contains 30.4 g of nitrogen and 69.6 g of oxygen by mass. What...
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?
5 and 6 please !
A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine the empirical formula of the compound. A-When aqueous sodium carbonate is added to barium chloride. The solution turns cloudy white with solid barium carbonate. Write the molecular, ionic, and net ionic equations for this fraction. How many grams of water can be produced if sufficient hydrogen reacts with 26.0 g of oxygen? 2H_2 (g) + O_2 (g) rightarrow 2 H_2 O(l) When aqueous solution...
28. A compound contains Carbon, Hydrogen and Sulfur. When 153.90 grams of the compound is burned in a combustion apparatus, 222.00 grams of CO2 and 113.52 grams of water are collected. What is the empirical formula of this compound? (5pts) 29. How many molecules of hydrogen are there in 3.00 g of ethanol, CH3CH2OH? (3pts)
5. Compound X contains only carbon, nitrogen, hydrogen, oxygen and sulfur. Analysis experiments produced the following results: 1. 2.52 g of X burned in excess O2 produces 4.25 g of carbon dioxide and 1.02 g of water at 100% yield. 2. 4.14 g orx reacts to produce 1.785 g of sulfur trioxide at 85% yield. 3. 5.66 g orx reacts to produce 1.68 g of nitric acid at 75% yield. What is the empirical formula of compound X?
MHE Reader Propane, C3Hs(&), reacts with oxygen gas to produce carbon dioxide gas and water vapor. a) b) 2. Write a balanced equation including states of matter for the reaction. If 4.55 g of propane reacts with excess oxygen under standard conditions, calculate the theoretical yields (in grams) for both carbon dioxide and water, and · the total amount of heat released/absorbed when the reaction is complete. c) Ethanol is currently being used as a replenishable fuel alternative/supplement because it...
2) A 1.000 g sample of a hydrocarbon (which is a compound that contains only carbon and hydrogen) was burned in oxygen, and the carbon dioxide and water produced were carefully collected and weighed. The mass of the carbon dioxide was 3.385 g, and the mass of the water was 0.692 g. What was the empirical formula of the hydrocarbon? A. C5H12 B. CsH6 C. CįH6 D. C H2 E. CįH star 1.00
7. Xylene, an organic compound that is a major component of many gasoline blends, contains carbon and hydrogen only. Complete combustion of a 17.12 g sample of xylene in excess oxygen yielded 56.77 g of CO; and 14.53 g of H2O (a) Determine the empirical formula of xylene. (6)
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?
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