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Student Name Instructor Name: EXP #4: PRE-LAB EXERCISE (there are questions...
Instructor Name: Student Name: EXP #4: PRE-LAB EXERCISE (there are questions on both sides) 1. Given the following...
Instructor Name: Student Name: EXP #4: PRE-LAB EXERCISE (there are questions on both sides) 1. Given the following data, determine the orders (m and n) with respect to the concentrations of A and B in the reaction A+ Bproducts Rate k[A]"[B* Time for reaction [BI [A] TAM 19 sec 0.020 M 0.020 M 19 sec 0.020 M 0.010 M 76 sec 0.010 M 0.020 M 76 sec 0.010 M 0.010 M Orders: n= m= What time would you predict if...
Student Name: Instructor Name: DATA (EXP #4) Part 1: Effect of Concentration Time (sec) mL NaHSO3/starch...
Student Name: Instructor Name: DATA (EXP #4) Part 1: Effect of Concentration Time (sec) mL NaHSO3/starch mL water mL KIO3 ai.lolo 50 mL 0 mL 50 mL 7.05 45.80 50 mL 15 mL 35 mL 50 mL 25 mL 25 mL Min 475e (07Seconds 50 mL 35 mL 15 mL Part 2: The Effect of Temperature Time (sec) Temperature Temperature KIO3 Instructor Name: Student Name: DATA ANALYSIS: Part 1: Effect of Concentration: 1. For each trial calculate: The concentration of...
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction...
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction is shown below: Iodine Clock Reaction Mechanism: 1 HSoS0+HIO2 ki-2.95 x 10-1M-'s-1 2-2.0 x 1010 AM-2s-1 ka 1.0 x 105 M-'s-1 ka-3.0 x 105 M-3s-1 HIO2+I +H+2HOI HIO2+ HOI IO +I + 2H+ IO I+2H HIO2 + HOI HOI+I+H I2+H20 ks 3.0 x 1012M-2s-1 I+ H20 HOI+ I +H ke -2.2s-1 I2+HSO+H20+21 +SO- +3H+ -1.0 x 100 M-1-1 where the values of k are...
PRE-LABORATORY QUESTIONS TITRATION OF A DIPROTIC ACID Name Laboratory Instructor Day and time lab meets 1....
PRE-LABORATORY QUESTIONS TITRATION OF A DIPROTIC ACID Name Laboratory Instructor Day and time lab meets 1. What is a diprotic acid? (1 pt) 2. Give the balanced chemical reaction for the titration of oxalic acid with NaOH. (1 pts) OH HO- 3. When titrating 25.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many mL of NaOH will you have added to reach the first equivalence point? How many mL of NaOH will you have added to reach...
10.1 Precipitation of Barium Sulfate-Pre-Lab Questions Name Date: Instructor 1. Calculate the formula weight of BaSO4.(Enter...
10.1 Precipitation of Barium Sulfate-Pre-Lab Questions Name Date: Instructor 1. Calculate the formula weight of BaSO4.(Enter unit as g/mol.) 2 What mass of BasO4 is presont in 40.0 mL of a 0.65 M solution? 3. What is the formula weight of Na SO? (Enter unit as g/mol.) 4. What mass of Na SO4 is present in 100.0 mL of a 0.35 M solution? 5. What is the formula weight of BaC2? (Enter unit as g/mol.) 6. You mix 6.0 mL...
will work with up to 3 partners (similar to a lab group) to prepare a written report which analyzes kinetic data that has been provided to you. All student groups will receive data for the hy...
will work with up to 3 partners (similar to a lab group) to prepare a written report which analyzes kinetic data that has been provided to you. All student groups will receive data for the hypothetical reaction aAlE) products where a is a numeric variable and A is a chemical variable. The reaction therefore has the form of a decomposition reaction, in which a single substance forms one or more new substances. For consistency, all concentrations start out at 1.000...
Hi please can you answer 4 questions .. thanks for help Factoes hich Infuence The Rates...
Hi
please can you answer 4 questions .. thanks for help
Factoes hich Infuence The Rates Of Resction Name Date Prelab Question Lab Instructor Lab Section a. List the potential ehemical hazards in this experiment and tell how you wi handle them in order to make this experiment safe for you and others in the laboratory b. List the potential procedural hazards in this experiment and tell how you will handle them in order to make this experiment safe for...
Instructor Name: Student Name: EXP #4: PRE-LAB EXERCISE (there are questions on both sides) 1. Given the following data, determine the orders (m and n) with respect to the concentrations of A and B in the reaction A+ Bproducts Rate k[A]"[B* Time for reaction [BI [A] TAM 19 sec 0.020 M 0.020 M 19 sec 0.020 M 0.010 M 76 sec 0.010 M 0.020 M 76 sec 0.010 M 0.010 M Orders: n= m= What time would you predict if...
Student Name: Instructor Name: DATA (EXP #4) Part 1: Effect of Concentration Time (sec) mL NaHSO3/starch mL water mL KIO3 ai.lolo 50 mL 0 mL 50 mL 7.05 45.80 50 mL 15 mL 35 mL 50 mL 25 mL 25 mL Min 475e (07Seconds 50 mL 35 mL 15 mL Part 2: The Effect of Temperature Time (sec) Temperature Temperature KIO3 Instructor Name: Student Name: DATA ANALYSIS: Part 1: Effect of Concentration: 1. For each trial calculate: The concentration of...
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction is shown below: Iodine Clock Reaction Mechanism: 1 HSoS0+HIO2 ki-2.95 x 10-1M-'s-1 2-2.0 x 1010 AM-2s-1 ka 1.0 x 105 M-'s-1 ka-3.0 x 105 M-3s-1 HIO2+I +H+2HOI HIO2+ HOI IO +I + 2H+ IO I+2H HIO2 + HOI HOI+I+H I2+H20 ks 3.0 x 1012M-2s-1 I+ H20 HOI+ I +H ke -2.2s-1 I2+HSO+H20+21 +SO- +3H+ -1.0 x 100 M-1-1 where the values of k are...
PRE-LABORATORY QUESTIONS TITRATION OF A DIPROTIC ACID Name Laboratory Instructor Day and time lab meets 1. What is a diprotic acid? (1 pt) 2. Give the balanced chemical reaction for the titration of oxalic acid with NaOH. (1 pts) OH HO- 3. When titrating 25.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many mL of NaOH will you have added to reach the first equivalence point? How many mL of NaOH will you have added to reach...
10.1 Precipitation of Barium Sulfate-Pre-Lab Questions Name Date: Instructor 1. Calculate the formula weight of BaSO4.(Enter unit as g/mol.) 2 What mass of BasO4 is presont in 40.0 mL of a 0.65 M solution? 3. What is the formula weight of Na SO? (Enter unit as g/mol.) 4. What mass of Na SO4 is present in 100.0 mL of a 0.35 M solution? 5. What is the formula weight of BaC2? (Enter unit as g/mol.) 6. You mix 6.0 mL...
will work with up to 3 partners (similar to a lab group) to prepare a written report which analyzes kinetic data that has been provided to you. All student groups will receive data for the hypothetical reaction aAlE) products where a is a numeric variable and A is a chemical variable. The reaction therefore has the form of a decomposition reaction, in which a single substance forms one or more new substances. For consistency, all concentrations start out at 1.000...
Hi
please can you answer 4 questions .. thanks for help
Factoes hich Infuence The Rates Of Resction Name Date Prelab Question Lab Instructor Lab Section a. List the potential ehemical hazards in this experiment and tell how you wi handle them in order to make this experiment safe for you and others in the laboratory b. List the potential procedural hazards in this experiment and tell how you will handle them in order to make this experiment safe for...
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