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please answer both parts to this question! it is all one
question so I could not...
Please answer all parts to this question! parts a through b! This is all one question...
Please answer all parts to this question! parts a through b!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
Say you dissolve 2.31 g of an unknown weak acid in water and use the resulting solution as the analyte in a titration. The titrant is 200 mM NaOH. The results of the titration are shown in the following...
Please answer all parts to this question! parts a through c! This is all one question...
Please answer all parts to this question! parts a through c!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
0.175 g of solid PCl, is sealed inside a 100. mL container from which all the air has been removed. The container is heated to 250 °C. At this temperature, the entire sample vaporizes and the resulting gaseous PCi5...
Section B ANALYTICAL CHEMISTRY 3. Answer ALL parts. (a) Answer each of the following i) ii)...
Section B ANALYTICAL CHEMISTRY 3. Answer ALL parts. (a) Answer each of the following i) ii) Define buffer capacity. (b) A solution was prepared by dissolving 1.572 grams of NaB (Relative Molecular Mass 169), the sodium salt of a weak base, in 100 0 cm of water. pK, for the weak acid HB is 6.3. Calculate the pi of the solution, K.-1 x 1014 (c) 20.0 cm' of the basic solution is titrated with 0.134 mol dm HCL. Calculate: i)...
please answer all parts of the question Question 13 (18 points) A 25.00mL aliquot of 0.376...
please answer all parts of the question
Question 13 (18 points) A 25.00mL aliquot of 0.376 M butanoic acid is titrated with 0.436 M sodium hydroxide. a Write an equation for the neutralization reaction that is occurring. (1 point) Calculate the initial pH of the acid solution before the titration begins (3 points) Calculate the volume of base solution that is required to reach the equivalence point (3 points) Calculate the pH at the equivalence point (3 points) Calculate the...
please answer all parts asap! this is all one question so i could not post separately....
please answer all parts asap! this is all one question so i
could not post separately. will give thumbs up! thanks!
0.175 g of solid PCI, is sealed inside a 100. mL container from which all the air has been removed. The container is heated to 250 °C. At this temperature, the entire sample vaporizes and the resulting gaseous PCls undergoes the following reaction. PC15 (9) = PC13(9) + C12(g) After the reaction reaches equilibrium, the total pressure inside the...
please answer all parts of question 3! letters a through f. this is all one question...
please answer all parts of question 3! letters a through f.
this is all one question so i could not post separately! thanks!
will give thumbs up.
Here is a list of hypothetical acids with their po's. The pK, values are valid at 25°C. Acid pK. A 3.44 B 5.12 с 6.40 D 8.52 Q3.1 1.5 Points a. Which one is the weakest acid? ОА OB Ос OD Q3.2 1.5 Points b. Which one has the weakest conjugate base? ОА...
please answer all parts to this question! They are all from one question, so they could...
please answer all parts to this question! They are all from one
question, so they could not be posted separately. Please double
check your answer! The last person got it wrong :( thanks! Will
give thumbs up.
Consider the following galvanic cell: Pt(s)|Br- (aq)|Br2(1)||Cr2O72- (aq), Cr3+ (aq)|Pt(s) Q6.1 3 Points a. What is n, the number of electrons transferred in the balanced overall reaction that occurs in this galvanic cell? Write the number in the box below. Enter your answer...
please answer all parts to this question! they are all part of one question so i...
please answer all parts to this question! they are all part of
one question so i could not post them separately. will give thumbs
up! should be parts a through d! thanks.
Consider the following galvanic cell: Pt(s)|Br-(aq) Br2(1)||Cr20,2- (aq), Cr3+ (aq)|Pt(s) Q6.1 3 Points a. What is n, the number of electrons transferred in the balanced overall reaction that occurs in this galvanic cell? Write the number in the box below. Enter your answer here Q6.2 3 Points b....
please answer all parts!! thank you dotiudiculiududuut 2 30 Consider the buret above, If before starting...
please answer all parts!! thank you
dotiudiculiududuut 2 30 Consider the buret above, If before starting the titration, the buret was read at 0.10ml NaOH, how many mls of NaOH have been added? ס 30 . 00 O 30.10 28.80 29.00 Bududududude A titration was performed with 0.100M NaOH and a weak acid of unknown concentration. Initially the buret was filled to 0.10ml 0.10ml, before the start of the titration. The figure above shows the buret at the endpoint. How...
Please answer all parts to this question! parts a through e! This is all one question...
Please answer all parts to this question! parts a through e!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
a. Which of the following species will be reduced by Zn(s), but not by Ag(s) under standard conditions? O Pb(s) O Mg2+(s) O Cl2(g) O Au(s) O A13+ (aq) O None of the above Q5.2 1.8 Points b. Which...
Please answer all parts to this question! parts a through b!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
Say you dissolve 2.31 g of an unknown weak acid in water and use the resulting solution as the analyte in a titration. The titrant is 200 mM NaOH. The results of the titration are shown in the following...
Please answer all parts to this question! parts a through c!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
0.175 g of solid PCl, is sealed inside a 100. mL container from which all the air has been removed. The container is heated to 250 °C. At this temperature, the entire sample vaporizes and the resulting gaseous PCi5...
Section B ANALYTICAL CHEMISTRY 3. Answer ALL parts. (a) Answer each of the following i) ii) Define buffer capacity. (b) A solution was prepared by dissolving 1.572 grams of NaB (Relative Molecular Mass 169), the sodium salt of a weak base, in 100 0 cm of water. pK, for the weak acid HB is 6.3. Calculate the pi of the solution, K.-1 x 1014 (c) 20.0 cm' of the basic solution is titrated with 0.134 mol dm HCL. Calculate: i)...
please answer all parts of the question
Question 13 (18 points) A 25.00mL aliquot of 0.376 M butanoic acid is titrated with 0.436 M sodium hydroxide. a Write an equation for the neutralization reaction that is occurring. (1 point) Calculate the initial pH of the acid solution before the titration begins (3 points) Calculate the volume of base solution that is required to reach the equivalence point (3 points) Calculate the pH at the equivalence point (3 points) Calculate the...
please answer all parts asap! this is all one question so i
could not post separately. will give thumbs up! thanks!
0.175 g of solid PCI, is sealed inside a 100. mL container from which all the air has been removed. The container is heated to 250 °C. At this temperature, the entire sample vaporizes and the resulting gaseous PCls undergoes the following reaction. PC15 (9) = PC13(9) + C12(g) After the reaction reaches equilibrium, the total pressure inside the...
please answer all parts of question 3! letters a through f.
this is all one question so i could not post separately! thanks!
will give thumbs up.
Here is a list of hypothetical acids with their po's. The pK, values are valid at 25°C. Acid pK. A 3.44 B 5.12 с 6.40 D 8.52 Q3.1 1.5 Points a. Which one is the weakest acid? ОА OB Ос OD Q3.2 1.5 Points b. Which one has the weakest conjugate base? ОА...
please answer all parts to this question! They are all from one
question, so they could not be posted separately. Please double
check your answer! The last person got it wrong :( thanks! Will
give thumbs up.
Consider the following galvanic cell: Pt(s)|Br- (aq)|Br2(1)||Cr2O72- (aq), Cr3+ (aq)|Pt(s) Q6.1 3 Points a. What is n, the number of electrons transferred in the balanced overall reaction that occurs in this galvanic cell? Write the number in the box below. Enter your answer...
please answer all parts to this question! they are all part of
one question so i could not post them separately. will give thumbs
up! should be parts a through d! thanks.
Consider the following galvanic cell: Pt(s)|Br-(aq) Br2(1)||Cr20,2- (aq), Cr3+ (aq)|Pt(s) Q6.1 3 Points a. What is n, the number of electrons transferred in the balanced overall reaction that occurs in this galvanic cell? Write the number in the box below. Enter your answer here Q6.2 3 Points b....
please answer all parts!! thank you
dotiudiculiududuut 2 30 Consider the buret above, If before starting the titration, the buret was read at 0.10ml NaOH, how many mls of NaOH have been added? ס 30 . 00 O 30.10 28.80 29.00 Bududududude A titration was performed with 0.100M NaOH and a weak acid of unknown concentration. Initially the buret was filled to 0.10ml 0.10ml, before the start of the titration. The figure above shows the buret at the endpoint. How...
Please answer all parts to this question! parts a through e!
This is all one question so I could not post them separately,
please also check your answers because the last person got it
wrong! Thank you! Will give thumbs up.
a. Which of the following species will be reduced by Zn(s), but not by Ag(s) under standard conditions? O Pb(s) O Mg2+(s) O Cl2(g) O Au(s) O A13+ (aq) O None of the above Q5.2 1.8 Points b. Which...
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