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STRUCTURES AN PROPERTIES OF POST-LAB QUESTIONS LABORATORY 9 Name Date Section 1. Define, explain, and provide...
2. Define, explain, and provide an example of resonance structures. 3. Provide valid LDS for the...
2. Define, explain, and provide an example of resonance structures. 3. Provide valid LDS for the following compounds: CH, C,H,02 1. Using the standard curve for the N. vs. % Al graph, the vapor pressure of water appendix (Appendix I), and the following information, determine the % Al in an alloy sample. Barometric pressure 761.4 mmHg Temperature of water in pneumatic trough 25.0 °C Mass of full gas collection bottle 295.56 g Mass of gas collection bottle and water left...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe a difference in conductivity of deionized water and tap water. If yes, explain why there is a difference 2. What was the conductivity of solid sodium chloride? What was the conductivity of the mixture when water was added to the salt? Explain your observations 3. Indicate whether solutions of each of the following contain (a) only ions, (b) only molecules, or (c) mostly molecules...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe a dif...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe a difference in conductivity of deionized water and tap water. If yes, explain why there is a difference 2. What was the conductivity of solid sodium chloride? What was the conductivity of the mixture when water was added to the salt? Explain your observations 3. Indicate whether solutions of each of the following contain (a) only ions, (b) only molecules, or (c) mostly molecules...
Properties of Organic Compounds Found in Cells Name: Blog Section POST-LAB QUESTIONS / HOMEWORK 1. In...
Properties of Organic Compounds Found in Cells Name: Blog Section POST-LAB QUESTIONS / HOMEWORK 1. In addition to performing the Benedict's test on different types of solutions, why is it also performed on water as a control? 2. What is the difference in structure between a polysaccharide and a disaccharide? 3. a. Name two polysaccharides found in plants. b Name a polysaccharide found in animals. 4. All polypeptides are made up of amino acids joined by peptide bonds. What makes...
Date Post-Lab Questions If your partner did not take into account the vapor pressure of water whe...
Date Post-Lab Questions If your partner did not take into account the vapor pressure of water when calculating the moles of hydrogen produced, would the mass of Mg that was calculated at the end of the experiment be too high or too low? nced haf t ribbon are coated with white MgO, would this cause the mass of Mg that you calculate to be too high or too low? Why? 3. Instead of a strip of pure Mg nibbon, you...
Student Name Course/Section Date Instructor POST-LAB QUESTIONS I. Explain how each of the following experimental errors...
Student Name Course/Section Date Instructor POST-LAB QUESTIONS I. Explain how each of the following experimental errors would affect the value for the percentage of magnesium calculated in this experiment. (a) The sample was not dried completely at the end of the experiment. (b) A small piece of magnesium was lost after the weighing, but before the reaction was performed.
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces...
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. The density of ice at 0°C is 0.9168 g mL, and that of liquid water at 0°C is 0.9999 g ml- (1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
Name: Section: Date: Lab 9 Mirrors - Post Lab Questions 1. According to the Law of...
Name: Section: Date: Lab 9 Mirrors - Post Lab Questions 1. According to the Law of Reflection,fill out the angles in the chart (2 pts each): Angle of Incidence (degree) Angle of Reflection (degree 13 25 76 If the center of curvature of a spherical mirror is 16 em from the edge of the mirror. What is the focal length of the mirror? (3 pts) 2. 3. On the Ray Tracing Template draw: Three principal rays (2 pts each), Image...
Exeeriment 9 Properties of Solutions 131 Date: iei Section: Name: nltn Roll No. Post-lab Questions (cont'd)...
Exeeriment 9 Properties of Solutions 131 Date: iei Section: Name: nltn Roll No. Post-lab Questions (cont'd) 4. Write a balanced* equation for the dissociation of cach of the following strong electrolytes: (All ions must have the correct charge, and the equation must also have 'charge' balance.) a. NasSO tivinutooo sd ace W holds mubo ilo To youbo adt a a do o sd bolbbe b. ВаCl, c. (NH4)CO n o ao o aaiituloe 2llon vno (d)anoi vino () nitno niulle...
2. Define, explain, and provide an example of resonance structures. 3. Provide valid LDS for the following compounds: CH, C,H,02 1. Using the standard curve for the N. vs. % Al graph, the vapor pressure of water appendix (Appendix I), and the following information, determine the % Al in an alloy sample. Barometric pressure 761.4 mmHg Temperature of water in pneumatic trough 25.0 °C Mass of full gas collection bottle 295.56 g Mass of gas collection bottle and water left...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe a difference in conductivity of deionized water and tap water. If yes, explain why there is a difference 2. What was the conductivity of solid sodium chloride? What was the conductivity of the mixture when water was added to the salt? Explain your observations 3. Indicate whether solutions of each of the following contain (a) only ions, (b) only molecules, or (c) mostly molecules...
Experiment Properties of Solutions 112/ Roll No. Name: Section:__ Date: Post-lab Questions 1. Did you observe a difference in conductivity of deionized water and tap water. If yes, explain why there is a difference 2. What was the conductivity of solid sodium chloride? What was the conductivity of the mixture when water was added to the salt? Explain your observations 3. Indicate whether solutions of each of the following contain (a) only ions, (b) only molecules, or (c) mostly molecules...
Properties of Organic Compounds Found in Cells Name: Blog Section POST-LAB QUESTIONS / HOMEWORK 1. In addition to performing the Benedict's test on different types of solutions, why is it also performed on water as a control? 2. What is the difference in structure between a polysaccharide and a disaccharide? 3. a. Name two polysaccharides found in plants. b Name a polysaccharide found in animals. 4. All polypeptides are made up of amino acids joined by peptide bonds. What makes...
Date Post-Lab Questions If your partner did not take into account the vapor pressure of water when calculating the moles of hydrogen produced, would the mass of Mg that was calculated at the end of the experiment be too high or too low? nced haf t ribbon are coated with white MgO, would this cause the mass of Mg that you calculate to be too high or too low? Why? 3. Instead of a strip of pure Mg nibbon, you...
Student Name Course/Section Date Instructor POST-LAB QUESTIONS I. Explain how each of the following experimental errors would affect the value for the percentage of magnesium calculated in this experiment. (a) The sample was not dried completely at the end of the experiment. (b) A small piece of magnesium was lost after the weighing, but before the reaction was performed.
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. The density of ice at 0°C is 0.9168 g mL, and that of liquid water at 0°C is 0.9999 g ml- (1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
Name: Section: Date: Lab 9 Mirrors - Post Lab Questions 1. According to the Law of Reflection,fill out the angles in the chart (2 pts each): Angle of Incidence (degree) Angle of Reflection (degree 13 25 76 If the center of curvature of a spherical mirror is 16 em from the edge of the mirror. What is the focal length of the mirror? (3 pts) 2. 3. On the Ray Tracing Template draw: Three principal rays (2 pts each), Image...
Exeeriment 9 Properties of Solutions 131 Date: iei Section: Name: nltn Roll No. Post-lab Questions (cont'd) 4. Write a balanced* equation for the dissociation of cach of the following strong electrolytes: (All ions must have the correct charge, and the equation must also have 'charge' balance.) a. NasSO tivinutooo sd ace W holds mubo ilo To youbo adt a a do o sd bolbbe b. ВаCl, c. (NH4)CO n o ao o aaiituloe 2llon vno (d)anoi vino () nitno niulle...
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