Homework Answers
Add Answer to:
Bromination of Acetanilide Name: Date of Experiment: TA's Name: Lab Section: The purpose of this experiment...
Beer’s Law experiment Beer's Law Name Date PRE-LAB QUESTIONS 1. What is the purpose of the...
Beer’s Law experiment
Beer's Law Name Date PRE-LAB QUESTIONS 1. What is the purpose of the nitric acid in this experiment and why is this important? 2. Why is it important to use the blank reagent in this experiment? Why should you wait until you are ready to record each individual reading with the Spec-20 to add KSCN? 3. 4. Why must the determinations of the unknown be done on the same day the calibration is run? 169
Pre-Lab Study Questions - Lab 9 (Reaction Stoichiometry and Moles) Date: Name: Section: Team: Instructor: 1....
Pre-Lab Study Questions - Lab 9 (Reaction Stoichiometry and Moles) Date: Name: Section: Team: Instructor: 1. In the formula Mgo, what is the relative mass ratio of magnesium to oxygen? What is the "count ratio of magnesium to oxygen in MgO? Why are the two ratios different? NNNNNNNNNNNNNNNNN11111111111111111 2. Write a balanced equation for the reaction of sodium and sulfur to form sodium sulfide. 3. Using the equation above, how many grams of sulfur are consumed with 0.750 g of...
Section: Name: Date: Lab Partner: Questions (a) Give the equation for the reaction of concentrated H2SO,...
Section: Name: Date: Lab Partner: Questions (a) Give the equation for the reaction of concentrated H2SO, with prope (b) What is the formula of the product obtained from the reaction of dilute H2SO4 with propene? 2. You have a hydrocarbon unknown which is insoluble in concentrated H2SO4. What conclusion do you draw? 3. You have an unknown which may or may not be a hydrocarbon. It gives a negative test with Bry/CHCI, but decolorizes KMnO4. (Both results are correct.) What...
Answer all please! CHM24100 Experiment s Chemical Reactions and Equations Name PRE LAB For Experiment 5...
Answer all please!
CHM24100 Experiment s Chemical Reactions and Equations Name PRE LAB For Experiment 5 pre-lab, you will need to include purpose, table of chemical reactants and all balanced chemical reactions that take place during the experiment. Preparing the data tables before lab will ensure that you are not rushed and that your data will be in an easy to read manner. Instructor Initials for Successful Pre-lab Notebook: 1. State the Law of Conservation of Mass 2. In this...
Name: Instructor: Date: Section/Group: Pre-Lab: Experiment 9 A. Complete the following reactions. 0₂N NO₂
Name: Instructor: Date: Section/Group: Pre-Lab: Experiment 9 A. Complete the following reactions. 0₂N NO₂
First Name: Lab Section: Last Name: Class Roll # Pre-lab questions for Experiment #9: Dehydration of...
First Name: Lab Section: Last Name: Class Roll # Pre-lab questions for Experiment #9: Dehydration of cyclohexanol 1. Give the overall reaction for the dehydration of cyclohexanol. 2. Cyclohexanol is the limiting reactant in the above reaction. Starting with 3.5 mL of cyclohexanol, what is the theoretical yield (in grams) of cyclohexene? 3. If 2-methylcyclohexanol is subjected to El dehydration, two major products are formed. What are the two products (draw their structures - be careful that you don't draw...
Data Reduction and Analysis The Chemistry of Recycling Alum Synthesis Experiment 10 Name Lab Partner Section...
Data Reduction and Analysis The Chemistry of Recycling Alum Synthesis Experiment 10 Name Lab Partner Section TA Name Score 4. In the final reaction, aluminium sulfate reacts with potassium sulfate to prate slum. The bal anced chemical equation is given in the table below. Identify the reaction types and record you observations for this step Unbalanced Chemical Reaction ALISOJlag) + K, SO (aq) + 24 H,0() 2 KAMSO), 12 H.06) Reaction Type(s) Observations 5. Combining each of the four individual...
TA Laboratory Date - Section Name Experiment 12-Post-lab Questions 1. Consider the balanced redox reaction taking...
TA Laboratory Date - Section Name Experiment 12-Post-lab Questions 1. Consider the balanced redox reaction taking place in an acidic aqueous solution vo," (aq) +SO,'(aq) Vo(aq) +0,- (aq) The unbalanced oxidative half-reaction for this redox reaction is: VO, (aq) → VO" (ag) Because the reaction takes place in aqueous solution, the reaction can be balanced by adding water. 2. Add water to reaction (la) to balance the oxygen. This will give reaction (1b). (1b) Because the reaction takes place in...
S DEGH | xc Tv ; option Name: Katelyn Stanford Name: Lab Section: Date: Experiment 7...
S DEGH | xc Tv ; option Name: Katelyn Stanford Name: Lab Section: Date: Experiment 7 Pre-Lab Assignment Following each equation are two requests for molar ratios from the equation. 1) N2 + 3 H2 - 2 NH3 2)2 S0, +0- 2 S03 3) PCI, + Cl + PCI 4) 4 NH3 + 3 02 - 2 N2 + 6 H0 Pch to Ch:|: 1 Pch to PC1: (1:1) NHL to x_4821,0600-6:3 co to co:3:3 Feroco: 1283) 5) Fe:0; +...
Name Experiment 7 - PREPARATION OF ASPIRIN AND OTHER ESTERS Date Partner Station # - Pre-Lab...
Name Experiment 7 - PREPARATION OF ASPIRIN AND OTHER ESTERS Date Partner Station # - Pre-Lab Preparation Section Questions 1-3 refer to these structures: CH,CH-O-CH,CH, CH,CH,CH,CH.CH.CH-OH CH,-0-0-CH,CH.CH, O anch-o- & -on,ch, and on and ansch.com 1. a) List the letters for the structures that are esters. b) Circle the ester functional group in any esters. 2. a) Write the letters for the two compounds that could be used to make an ester by an esterification reaction. b) Write the reaction...
Beer’s Law experiment
Beer's Law Name Date PRE-LAB QUESTIONS 1. What is the purpose of the nitric acid in this experiment and why is this important? 2. Why is it important to use the blank reagent in this experiment? Why should you wait until you are ready to record each individual reading with the Spec-20 to add KSCN? 3. 4. Why must the determinations of the unknown be done on the same day the calibration is run? 169
Pre-Lab Study Questions - Lab 9 (Reaction Stoichiometry and Moles) Date: Name: Section: Team: Instructor: 1. In the formula Mgo, what is the relative mass ratio of magnesium to oxygen? What is the "count ratio of magnesium to oxygen in MgO? Why are the two ratios different? NNNNNNNNNNNNNNNNN11111111111111111 2. Write a balanced equation for the reaction of sodium and sulfur to form sodium sulfide. 3. Using the equation above, how many grams of sulfur are consumed with 0.750 g of...
Section: Name: Date: Lab Partner: Questions (a) Give the equation for the reaction of concentrated H2SO, with prope (b) What is the formula of the product obtained from the reaction of dilute H2SO4 with propene? 2. You have a hydrocarbon unknown which is insoluble in concentrated H2SO4. What conclusion do you draw? 3. You have an unknown which may or may not be a hydrocarbon. It gives a negative test with Bry/CHCI, but decolorizes KMnO4. (Both results are correct.) What...
Answer all please!
CHM24100 Experiment s Chemical Reactions and Equations Name PRE LAB For Experiment 5 pre-lab, you will need to include purpose, table of chemical reactants and all balanced chemical reactions that take place during the experiment. Preparing the data tables before lab will ensure that you are not rushed and that your data will be in an easy to read manner. Instructor Initials for Successful Pre-lab Notebook: 1. State the Law of Conservation of Mass 2. In this...
Name: Instructor: Date: Section/Group: Pre-Lab: Experiment 9 A. Complete the following reactions. 0₂N NO₂
First Name: Lab Section: Last Name: Class Roll # Pre-lab questions for Experiment #9: Dehydration of cyclohexanol 1. Give the overall reaction for the dehydration of cyclohexanol. 2. Cyclohexanol is the limiting reactant in the above reaction. Starting with 3.5 mL of cyclohexanol, what is the theoretical yield (in grams) of cyclohexene? 3. If 2-methylcyclohexanol is subjected to El dehydration, two major products are formed. What are the two products (draw their structures - be careful that you don't draw...
Data Reduction and Analysis The Chemistry of Recycling Alum Synthesis Experiment 10 Name Lab Partner Section TA Name Score 4. In the final reaction, aluminium sulfate reacts with potassium sulfate to prate slum. The bal anced chemical equation is given in the table below. Identify the reaction types and record you observations for this step Unbalanced Chemical Reaction ALISOJlag) + K, SO (aq) + 24 H,0() 2 KAMSO), 12 H.06) Reaction Type(s) Observations 5. Combining each of the four individual...
TA Laboratory Date - Section Name Experiment 12-Post-lab Questions 1. Consider the balanced redox reaction taking place in an acidic aqueous solution vo," (aq) +SO,'(aq) Vo(aq) +0,- (aq) The unbalanced oxidative half-reaction for this redox reaction is: VO, (aq) → VO" (ag) Because the reaction takes place in aqueous solution, the reaction can be balanced by adding water. 2. Add water to reaction (la) to balance the oxygen. This will give reaction (1b). (1b) Because the reaction takes place in...
S DEGH | xc Tv ; option Name: Katelyn Stanford Name: Lab Section: Date: Experiment 7 Pre-Lab Assignment Following each equation are two requests for molar ratios from the equation. 1) N2 + 3 H2 - 2 NH3 2)2 S0, +0- 2 S03 3) PCI, + Cl + PCI 4) 4 NH3 + 3 02 - 2 N2 + 6 H0 Pch to Ch:|: 1 Pch to PC1: (1:1) NHL to x_4821,0600-6:3 co to co:3:3 Feroco: 1283) 5) Fe:0; +...
Name Experiment 7 - PREPARATION OF ASPIRIN AND OTHER ESTERS Date Partner Station # - Pre-Lab Preparation Section Questions 1-3 refer to these structures: CH,CH-O-CH,CH, CH,CH,CH,CH.CH.CH-OH CH,-0-0-CH,CH.CH, O anch-o- & -on,ch, and on and ansch.com 1. a) List the letters for the structures that are esters. b) Circle the ester functional group in any esters. 2. a) Write the letters for the two compounds that could be used to make an ester by an esterification reaction. b) Write the reaction...
Most questions answered within 3 hours.
-
(63
#14)
which of the following statments best describes how chamging
the concentration of the substances...
asked 2 hours ago -
In the following reaction, which element is undergoing
oxidation: Na2SO3 + N2O --> N2 + Na2SO4...
asked 3 hours ago -
Which of the following pairs of ions have the same electron
configuration?
I: Br− and Se2−...
asked 5 hours ago -
The Foremost Composite Materials Company is planning a two-day
sales conference for October 19-20. The conference...
asked 5 hours ago -
3) Illustrate the observed pattern of relatedness of organisms
versus adaptations to specific conditions. This means...
asked 6 hours ago -
In winter a lake has a 0.35 m thick ice layer over 1.10 m of
water....
asked 7 hours ago -
Assuming the following has been encrypted with a Vigenere cipher
below, use the method(s) and assumptions...
asked 7 hours ago -
How would I use switch statements to write a program that will
take an input of...
asked 7 hours ago -
Imagine a reaction in which methane gas combusts at a constant
pressure of 1 atm and...
asked 7 hours ago -
Two parallel wires (each 12 m in length) are separated by a
distance of 0.065 m...
asked 7 hours ago -
Suppose there were three masses at the corner of uniform
equilateral triangle. The masses are m1...
asked 7 hours ago -
Situation: A building that is 618 m above the ground floor. How
many times would a...
asked 7 hours ago