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Cataly st is Halpd S. An unknown compound "A" has the formula C2H6O. "A" gives a...
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...
A hydrocarbon of unknown structure has the formula C9H11N. If we hydrogenate the unknown compound over...
A hydrocarbon of unknown structure has the formula C9H11N. If we
hydrogenate the unknown compound over Lindlar catalyst, only
1equivalent of H2 is absorbed. If we hydrogenate the unknown
compound over a Pd/C catalyst, 4 equivalents of H2 are absorbed.
Using this information, answer the questions below.
1. A hydrocarbon of unknown structure has the formula C.HUN. If we hydrogenate the unknown compound over Lindlar catalyst, only 1 equivalent of H2 is absorbed. If we hydrogenate the unknown compound over...
b. An unknown compound has the molecular formula ChHsO2. Draw a structure of the unknown that...
b. An unknown compound has the molecular formula ChHsO2. Draw a structure of the unknown that is consistent with the IR spectrum below. Label the peaks on the spectra with the corresponding functional groups that you used to determine your structure. 100 50 2008 1000 580 4000 2000
1) An unknown organic compound has the molecular formula C4H10O. It resists oxidation and it can...
1) An unknown organic compound has the molecular formula C4H10O. It resists oxidation and it can undergo dehydration to form an alkene.Draw the structure for the compound and write equations for the reactions described. Name the reactant and product. 2) An unknown organic compound has the molecular formula C4H8O. It resists oxidation and it can be reduced with H2 to form an alcohol. Draw the structure for the compound and write equations for the reactions described. Name the reactant and...
Question 58 3 pts **WRITTEN WORK** An unknown compound with a molecular formula CH,O2 produced the...
Question 58 3 pts **WRITTEN WORK** An unknown compound with a molecular formula CH,O2 produced the IR spectrum shown here. Draw a structure that is consistent with the spectrum. 3 FE HTML Editor ill all x XEE
A) An unknown compound that is composed of C, H and O atoms was submitted 27.1...
A) An unknown compound that is composed of C, H and O atoms was submitted 27.1 g CO2 and 12.2g H2O. Determine the empirical formula of this substance B) What is the molecular formula of the unknown compound in (part a) if the molar mass is 476.64 g/mol? C) Calculate how much (in grams) NH3 can be produced by reacting 3.75 g of N2 gas and excess H2 assuming a 100% efficiency. E) Consider the reaction between 13.5 g of...
4. When 10 g of benzene (Molar mass 78 g/mol) reacts with 9 mL of concentrated HNO3 (16 M) and 9 ...
4. When 10 g of benzene (Molar mass 78 g/mol) reacts with 9 mL of concentrated HNO3 (16 M) and 9 mL of H2SO4 (18 M), 8.1 g of nitrobenzene (molar mass 123 g/mol) and 1.2 g of an unknown compound with a high boiling point are obtained. a. Identify the limiting reagent. b. Calculate the percent yield of nitrobenzene. c. Give the name and structure of the most probable side product with the high melting point. d. Explain, with...
2. (12 pt) Unknown compound has a molecular formula of CH.0. The proton NMR spectra presented...
2. (12 pt) Unknown compound has a molecular formula of CH.0. The proton NMR spectra presented below. Identify substructures (explain why) and draw your final solution in the space provided CH 3,482 H
- P4(s) + O2(g) P4O6(S) If a mixture of 75.3 g of phosphorus and 38.7 g...
- P4(s) + O2(g) P4O6(S) If a mixture of 75.3 g of phosphorus and 38.7 g of oxygen produce 43.3 g of P4O6, what is the percent yield for the reaction? Q4. Hydroxylamine hydrochloride is a powerful reducing agent which is used as a polymerization catalyst. It contains 5.80 mass % H, 20.16 mass % N, 23.02 mass % 0, and 51.02 mass % CI. What is its empirical formula? Determine the molecular formula of the compound with molar mass...
Create OscerSkotch Answer 6 Th e 1H-NMR and 13C-NMR spectra of an unknown compound s (formula...
Create OscerSkotch Answer 6 Th e 1H-NMR and 13C-NMR spectra of an unknown compound s (formula CoMzo) are shown below. Draw the structure of B. The total integration of the peaks at around 7 ppm is 4. The integration of the peak at around 2 ppm is 6 ppm 200 180 160 140 120 100 060 4020
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...
A hydrocarbon of unknown structure has the formula C9H11N. If we
hydrogenate the unknown compound over Lindlar catalyst, only
1equivalent of H2 is absorbed. If we hydrogenate the unknown
compound over a Pd/C catalyst, 4 equivalents of H2 are absorbed.
Using this information, answer the questions below.
1. A hydrocarbon of unknown structure has the formula C.HUN. If we hydrogenate the unknown compound over Lindlar catalyst, only 1 equivalent of H2 is absorbed. If we hydrogenate the unknown compound over...
b. An unknown compound has the molecular formula ChHsO2. Draw a structure of the unknown that is consistent with the IR spectrum below. Label the peaks on the spectra with the corresponding functional groups that you used to determine your structure. 100 50 2008 1000 580 4000 2000
Question 58 3 pts **WRITTEN WORK** An unknown compound with a molecular formula CH,O2 produced the IR spectrum shown here. Draw a structure that is consistent with the spectrum. 3 FE HTML Editor ill all x XEE
4. When 10 g of benzene (Molar mass 78 g/mol) reacts with 9 mL of concentrated HNO3 (16 M) and 9 mL of H2SO4 (18 M), 8.1 g of nitrobenzene (molar mass 123 g/mol) and 1.2 g of an unknown compound with a high boiling point are obtained. a. Identify the limiting reagent. b. Calculate the percent yield of nitrobenzene. c. Give the name and structure of the most probable side product with the high melting point. d. Explain, with...
2. (12 pt) Unknown compound has a molecular formula of CH.0. The proton NMR spectra presented below. Identify substructures (explain why) and draw your final solution in the space provided CH 3,482 H
- P4(s) + O2(g) P4O6(S) If a mixture of 75.3 g of phosphorus and 38.7 g of oxygen produce 43.3 g of P4O6, what is the percent yield for the reaction? Q4. Hydroxylamine hydrochloride is a powerful reducing agent which is used as a polymerization catalyst. It contains 5.80 mass % H, 20.16 mass % N, 23.02 mass % 0, and 51.02 mass % CI. What is its empirical formula? Determine the molecular formula of the compound with molar mass...
Create OscerSkotch Answer 6 Th e 1H-NMR and 13C-NMR spectra of an unknown compound s (formula CoMzo) are shown below. Draw the structure of B. The total integration of the peaks at around 7 ppm is 4. The integration of the peak at around 2 ppm is 6 ppm 200 180 160 140 120 100 060 4020
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