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This question is solved by using the simple concept of calculation of empirical formula using mole ratio and the using the stoichiometry, molar mass is calculated.
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While determining the empirical formula of a new halogen compound the following experimental data was obtained:...
mass is 162 g/mol. What are the empirical anu mom lar formulas of nicotine? etermining Formulas...
mass is 162 g/mol. What are the empirical anu mom lar formulas of nicotine? etermining Formulas from Mass Data e Examples 2.10 and 2.11.) 3. A compound containing xenon and fluorine was pre- pared by shining sunlight on a mixture of Xe (0.526 g) and excess F2 gas. If you isolate 0.678 g of the new compound, what is its empirical formula? Elemental sulfur (1.256 g) is combined with fluorine, F2, to give a compound with the formula SF,, a...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic compound C) molecular compound D) ternary acid 2) The compound TiO2 is classified as which of the following? A) binary acid B) ionic compound C) molecular compound D) ternary acid 3) What is the name for S2-? A) sulfur ion B) sulfide ion C) sulfite ion D) sulfate ion 4) What is the chemical formula for the nitrite ion? A) NO3- B) NO32- C)...
Question 3 [20 points 1. Copper sulfide is produced when copper and sulfur are heated together Use the data below, obtained after the heating process, to determine the empirical formula of this co...
Question 3 [20 points 1. Copper sulfide is produced when copper and sulfur are heated together Use the data below, obtained after the heating process, to determine the empirical formula of this compound. Molar masses (e/mol) c S 32.06. 18 points) befor 1 Mass of crucible cover copper (B) 2 Mass of crucible + cover (g) 3 Mass of copper (B) 4 Mass of crucible cover + copper sulfide at constant weight (8)40.23 S Mass of copper sulfide (8) 6...
help me solve please. im stumped EMPIRICAL FORMULA OF MAGNESIUM OXIDE COMPOUND INDIVIDUAL DATA Mass of...
help me solve please. im stumped
EMPIRICAL FORMULA OF MAGNESIUM OXIDE COMPOUND INDIVIDUAL DATA Mass of Empty Crucible (g) + lid 41.3549 47.4 Mass of the Magnesium (g) Mass of the Crucible with Contents After the Reaction (g) Mass of the Contents (Magnesium Oxide) Alone (g) 47.253941613 416959 4099 41 a 42.200 a 1.513 1o. 2719 10.1159 | 103 10.014 mol , 0168 ml 1.0169 10.017 mol 1.007 1.000644 Mass of the Oxygen in the Magnesium Oxide (g) Moles of...
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...
Show all work for full credit for problems 1-3. 1. Ibuprofen has the mass percent composition:...
Show all work for full credit for problems 1-3. 1. Ibuprofen has the mass percent composition: carbon = 75.69%; hydrogen = 8.80% and oxygen 15.51%. Calculate the empirical formula. Answer: Pls answer all Questions thanks 2. How many grams of chlorine are in 22.50g of CF3C13? Answer: 3. Silver chloride, used in silver plating, contains 75.27% silver. Calculate the mass of silver chloride in grams required to make 4.8 g of silver metal. Answer: 4. Predict the products and write...
I need each question answered. #6-12 6. Calculate the number of nitrogen atoms are present in...
I need each question answered. #6-12
6. Calculate the number of nitrogen atoms are present in each of the following quantities. A) 8.45x10 kg nitric acid B) 1280 dg of calcium nitrate 7. Write the empirical formula of the following compounds. A) H2S2 D) Co:PO B) ZnP203 E) C:H16012 C) C12H1oCl2 F) Au204 8. First balance the equation below the answer the questions that follow. ZrCN(aq) + Al2(S2O3)3(aq) — Zr2S2O3(s) + A) How many moles of ZnSO, of can form...
for the first question, simple formula is referring to empircial formula 1. The compound thiophene contains...
for
the first question, simple formula is referring to empircial
formula
1. The compound thiophene contains carbon, hydrogen and sulfur. When a sample weighing 2.450 g is subjected to complete combustion analysis with oxygen, 5.126 g of carbon dioxide and 1.049 g of water are produced. What is the simplest formula of thiophene? 2. When zinc metal reacts with copper(II) nitrate, zinc(II) nitrate and copper metal are the products. How many grams of zinc metal are required to react completely...
1. How many moles of MgS2O3 are in 225 g of the compound? 2. Determine the...
1. How many moles of MgS2O3 are in 225 g of the compound? 2. Determine the empirical formula for a compound that is 64.8% C, 13.6% H, and 21.6% O by mass. 3.A compound is 54.53% C, 9.15% H, and 36.32% O by mass. What is its empirical formula? 4.The Ostwald process is used commercially to produce nitric acid, which is, in turn, used in many modern chemical processes. In the first step of the Ostwald process, ammonia is reacted...
Problem Set 7 Stoichiometry Calculations Name: Date: Lab Section: General Instructions: Complete the following problems, Circle...
Problem Set 7 Stoichiometry Calculations Name: Date: Lab Section: General Instructions: Complete the following problems, Circle answers and show all work on separate sheet(s) of paper. 5 problems will be chosen randomly for assessing a score on this assignment. Assignment is due at the end of the lab period. 1.) 5.0 g of magnesium metal is burned in excess oxygen to produce magnesium oxide. (a) Write a balanced chemical equation for this reaction with the correct phases of all substances...
mass is 162 g/mol. What are the empirical anu mom lar formulas of nicotine? etermining Formulas from Mass Data e Examples 2.10 and 2.11.) 3. A compound containing xenon and fluorine was pre- pared by shining sunlight on a mixture of Xe (0.526 g) and excess F2 gas. If you isolate 0.678 g of the new compound, what is its empirical formula? Elemental sulfur (1.256 g) is combined with fluorine, F2, to give a compound with the formula SF,, a...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic compound C) molecular compound D) ternary acid 2) The compound TiO2 is classified as which of the following? A) binary acid B) ionic compound C) molecular compound D) ternary acid 3) What is the name for S2-? A) sulfur ion B) sulfide ion C) sulfite ion D) sulfate ion 4) What is the chemical formula for the nitrite ion? A) NO3- B) NO32- C)...
Question 3 [20 points 1. Copper sulfide is produced when copper and sulfur are heated together Use the data below, obtained after the heating process, to determine the empirical formula of this compound. Molar masses (e/mol) c S 32.06. 18 points) befor 1 Mass of crucible cover copper (B) 2 Mass of crucible + cover (g) 3 Mass of copper (B) 4 Mass of crucible cover + copper sulfide at constant weight (8)40.23 S Mass of copper sulfide (8) 6...
help me solve please. im stumped
EMPIRICAL FORMULA OF MAGNESIUM OXIDE COMPOUND INDIVIDUAL DATA Mass of Empty Crucible (g) + lid 41.3549 47.4 Mass of the Magnesium (g) Mass of the Crucible with Contents After the Reaction (g) Mass of the Contents (Magnesium Oxide) Alone (g) 47.253941613 416959 4099 41 a 42.200 a 1.513 1o. 2719 10.1159 | 103 10.014 mol , 0168 ml 1.0169 10.017 mol 1.007 1.000644 Mass of the Oxygen in the Magnesium Oxide (g) Moles of...
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...
Show all work for full credit for problems 1-3. 1. Ibuprofen has the mass percent composition: carbon = 75.69%; hydrogen = 8.80% and oxygen 15.51%. Calculate the empirical formula. Answer: Pls answer all Questions thanks 2. How many grams of chlorine are in 22.50g of CF3C13? Answer: 3. Silver chloride, used in silver plating, contains 75.27% silver. Calculate the mass of silver chloride in grams required to make 4.8 g of silver metal. Answer: 4. Predict the products and write...
I need each question answered. #6-12
6. Calculate the number of nitrogen atoms are present in each of the following quantities. A) 8.45x10 kg nitric acid B) 1280 dg of calcium nitrate 7. Write the empirical formula of the following compounds. A) H2S2 D) Co:PO B) ZnP203 E) C:H16012 C) C12H1oCl2 F) Au204 8. First balance the equation below the answer the questions that follow. ZrCN(aq) + Al2(S2O3)3(aq) — Zr2S2O3(s) + A) How many moles of ZnSO, of can form...
for
the first question, simple formula is referring to empircial
formula
1. The compound thiophene contains carbon, hydrogen and sulfur. When a sample weighing 2.450 g is subjected to complete combustion analysis with oxygen, 5.126 g of carbon dioxide and 1.049 g of water are produced. What is the simplest formula of thiophene? 2. When zinc metal reacts with copper(II) nitrate, zinc(II) nitrate and copper metal are the products. How many grams of zinc metal are required to react completely...
Problem Set 7 Stoichiometry Calculations Name: Date: Lab Section: General Instructions: Complete the following problems, Circle answers and show all work on separate sheet(s) of paper. 5 problems will be chosen randomly for assessing a score on this assignment. Assignment is due at the end of the lab period. 1.) 5.0 g of magnesium metal is burned in excess oxygen to produce magnesium oxide. (a) Write a balanced chemical equation for this reaction with the correct phases of all substances...
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