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Question 1 0 out of 1 points In nitromethane, CH3NO2, which has the connectivity shown in the diagram, the average N–O...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. Th...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. The dotted lines represent connectivity of the atoms, but the structure does not show the correct bond orders (single, double, etc.). Complete the following activity for L-cysteine. ННО 2 4 H N-H 1. Write the name and chemical formula of the molecule shown above. 2. Determine the total number of valence electrons in the molecule. 3. Use the partial structural formula to draw a Lewis structure for...
Question 1 O out of 12,5 points The crimping tool is used to crimp the end...
Question 1 O out of 12,5 points The crimping tool is used to crimp the end of the wire E. If a force of 27.7 lb is applied to the handles, determine the average shear stress (in ksi) in the pin at A. The pin is subjected to double shear and has a diameter of 0.17 in. Only vertical force is exerted on the wire. Note: You answer should include requested units and be to 3 decimal places. P. E...
need help with question number 2 1211 Learning Check-Ch 9 1. Fill in the table with...
need help with question number 2
1211 Learning Check-Ch 9 1. Fill in the table with the appropriate information Polar or nonpolar Chemica of areas of electron density around the central atom Electronic geometry (arrangement of electrons) Lewis Dot Structure Orbital Hybridization & Bond Angle JOHISP3 Molecular geometry (arrangement of atoms) Formula H-NH Polan NH 4 BA: 1090 Tetratedral Trigonal Pyramidal CHCI :ei-C- 4 OH! Sel BA: 104 Tetrahedral Tetrahedral Polar C: =c=0 JOH:sp BA:180° CO 2 Linear non Polar...
0 out of 1 points Given the values of K shown below, determine the value of...
0 out of 1 points Given the values of K shown below, determine the value of K for the reaction, 2 NO2(g) <=> N2O4(g). N2(g) + 2 O2(g) <=> 2 NO2(g) K = 8,569 N2(g) + 2 O2(g) <=> N2O4(g) K = 1,497 Give your answer to 3 decimal places Selected Answer: Incorrect [None Given] Correct Answer: Correct 0.175 ± 1%
Question 2 0 out of 12.5 points X Rods AC and BC are used to suspend...
Question 2 0 out of 12.5 points X Rods AC and BC are used to suspend the 295-kg mass. If each rod is made of a material for which the average normal stress cannot exceed 172.1 MPa and a=75° and a o=40.8°, determine the minimum required diameter (in mm) of rod BC. Note: Your answer should include requested units and be to 3 decimal places. Hilidi ili idith ΠΗΗΗΗΗΗΗΗΗ! A Ꮎ © a B Selected Answer: 13.098 Correct Answer: 4.793...
Question 6 O out of 12.5 points The bar has a diameter of 1.8 in. If...
Question 6 O out of 12.5 points The bar has a diameter of 1.8 in. If it is subjected to the loadings shown (P = 299 kip, T = 36.9 kip-ft, L1 = 1.38 ft, and L2 = 1.09 ft, determine the shear stress (in ksi) at point B. Note: Your answer should include requested units and be to 3 decimal places. у 30° P Selected Answer: 3 [None Given] Correct Answer: 386.688 + 2% (ksi) Question 7 O out...
Question 3 0 out of 1 points Balance the following equation in acidic solution using the...
Question 3 0 out of 1 points Balance the following equation in acidic solution using the lowest possible integers and give the coefficient of water. NO 3( aq) + I( aq) NO( g) + 1 2( s) I Selected Answer: [None Given] Correct Answer: b. 4
Communication Networks, how to solve this question? Question 3 O out of 1 points What is...
Communication Networks, how to solve this question?
Question 3 O out of 1 points What is the required bandwidth in MHz for QASK, if a data rate of 26Mbps is to be achieved? Assume d = 1. Selected Answer: Correct Answer: [None Given] 26.00 0.02
Question 4 O out of 12.5 points X Determine the maximum shear stress in MPa) at...
Question 4 O out of 12.5 points X Determine the maximum shear stress in MPa) at point B on the cross-section of the beam (w = 78.1 mm) if it is subjected to an internal shear force of 539 KN. Note: Your answer should include requested units and be to 2 decimal places. w w w ? B w Selected Answer: ® [None Given] Correct Answer: 36.57 + 2% (MPa) Question 5 O out of 12.5 points X The bar...
I need help with questions 1-8 POST-LAB: LABORATORY 11 Complete on a separate sheet of paper. 1. Indicate whether the molecule is an ion. Then, indicate whether the molecule is polar m. I n. H...
I need help with questions 1-8
POST-LAB: LABORATORY 11 Complete on a separate sheet of paper. 1. Indicate whether the molecule is an ion. Then, indicate whether the molecule is polar m. I n. H,PO o. BrO, p. IF q CO2 a. HCN b. H,SO c. HNO, d. BF H,CO, i. SF j. BeCl k. PO, 1. SO, e. XeF f H,O Calculate the number of valence electrons in each structure in question 1 2. Draw a correct Lewis dot...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. The dotted lines represent connectivity of the atoms, but the structure does not show the correct bond orders (single, double, etc.). Complete the following activity for L-cysteine. ННО 2 4 H N-H 1. Write the name and chemical formula of the molecule shown above. 2. Determine the total number of valence electrons in the molecule. 3. Use the partial structural formula to draw a Lewis structure for...
Question 1 O out of 12,5 points The crimping tool is used to crimp the end of the wire E. If a force of 27.7 lb is applied to the handles, determine the average shear stress (in ksi) in the pin at A. The pin is subjected to double shear and has a diameter of 0.17 in. Only vertical force is exerted on the wire. Note: You answer should include requested units and be to 3 decimal places. P. E...
need help with question number 2
1211 Learning Check-Ch 9 1. Fill in the table with the appropriate information Polar or nonpolar Chemica of areas of electron density around the central atom Electronic geometry (arrangement of electrons) Lewis Dot Structure Orbital Hybridization & Bond Angle JOHISP3 Molecular geometry (arrangement of atoms) Formula H-NH Polan NH 4 BA: 1090 Tetratedral Trigonal Pyramidal CHCI :ei-C- 4 OH! Sel BA: 104 Tetrahedral Tetrahedral Polar C: =c=0 JOH:sp BA:180° CO 2 Linear non Polar...
Question 2 0 out of 12.5 points X Rods AC and BC are used to suspend the 295-kg mass. If each rod is made of a material for which the average normal stress cannot exceed 172.1 MPa and a=75° and a o=40.8°, determine the minimum required diameter (in mm) of rod BC. Note: Your answer should include requested units and be to 3 decimal places. Hilidi ili idith ΠΗΗΗΗΗΗΗΗΗ! A Ꮎ © a B Selected Answer: 13.098 Correct Answer: 4.793...
Question 6 O out of 12.5 points The bar has a diameter of 1.8 in. If it is subjected to the loadings shown (P = 299 kip, T = 36.9 kip-ft, L1 = 1.38 ft, and L2 = 1.09 ft, determine the shear stress (in ksi) at point B. Note: Your answer should include requested units and be to 3 decimal places. у 30° P Selected Answer: 3 [None Given] Correct Answer: 386.688 + 2% (ksi) Question 7 O out...
Question 3 0 out of 1 points Balance the following equation in acidic solution using the lowest possible integers and give the coefficient of water. NO 3( aq) + I( aq) NO( g) + 1 2( s) I Selected Answer: [None Given] Correct Answer: b. 4
Communication Networks, how to solve this question?
Question 3 O out of 1 points What is the required bandwidth in MHz for QASK, if a data rate of 26Mbps is to be achieved? Assume d = 1. Selected Answer: Correct Answer: [None Given] 26.00 0.02
Question 4 O out of 12.5 points X Determine the maximum shear stress in MPa) at point B on the cross-section of the beam (w = 78.1 mm) if it is subjected to an internal shear force of 539 KN. Note: Your answer should include requested units and be to 2 decimal places. w w w ? B w Selected Answer: ® [None Given] Correct Answer: 36.57 + 2% (MPa) Question 5 O out of 12.5 points X The bar...
I need help with questions 1-8
POST-LAB: LABORATORY 11 Complete on a separate sheet of paper. 1. Indicate whether the molecule is an ion. Then, indicate whether the molecule is polar m. I n. H,PO o. BrO, p. IF q CO2 a. HCN b. H,SO c. HNO, d. BF H,CO, i. SF j. BeCl k. PO, 1. SO, e. XeF f H,O Calculate the number of valence electrons in each structure in question 1 2. Draw a correct Lewis dot...
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