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UNIT 5 HOMEQUIZ Name Please show your work when appropriate on this piece of paper No...
Givent the SAE 5. Given that: - Asa, 650₂ Ass +90 Calculate the mass of As.S.required...
Givent the SAE 5. Given that: - Asa, 650₂ Ass +90 Calculate the mass of As.S.required to react with excess O, to give 66. 6 of 90s 6. Given the following reaction calculate the SAE. The major product is CH NOCI. C.H.Cl + HNO CH.NOCl + HO 7. Aspirin C.H.O.) is prepared by the reaction of salicylic acid (CH.Os) with acetic anhydride (CHO). A byproduct of the reaction is acetic acid (CH:02) The equation of the reaction is given below:...
Exercise 7: The % Yield of Aspirin Name Date Read Exercise 7 in your lab manual....
Exercise 7: The % Yield of Aspirin Name Date Read Exercise 7 in your lab manual. Complete the Pre-lab Assignment. In this substitute lab exercise, you will watch a short video on preparing aspirin. The video is posted on the course Moodle page, and it provides the masses of the reactants and the product; you should be able to calculate the theoretical yield and the % yield from the data given by the video. Submit the completed assignment by March...
1) Which reactant, salicylic acid or acetic anhydride, is in excess? Show your work. 2) If you we...
1) Which reactant, salicylic acid or acetic anhydride, is in
excess? Show your work.
2) If you were to use 3.17 g of starting material, how much
product would you expect? Again, show your work.
3) Why is phosphoric acid added to the reaction?
4) A small amount of water is added at the end of the reaction
to react with the excess acetic anhydride. Show a balanced equation
for that reaction.
5) Explain the purpose of the FeCl3 test...
Please help me answer questions #1 through #12. Lab information and results are listed to the...
Please help me answer questions #1 through #12. Lab information
and results are listed to the right side. Thank you!
Paragraph . 1マーに 1 HTTL 2 | x' x, | so ea l E 1ヨ回ドもデ. | 2m 규亨ー过1K % Yield g aspirin obtained/ g aspirin calculated x 100 1. Mass of empty Erlenmeyer Flask,EF 2. Mass of EFsalicylic acid 3. Mass of EF+sslicylic acid + acetic anhydride 4. Mass of E 5. Calculate mass of salicylic acid used 8. Calculate...
62. The numbers preceding the formulas in chemical equations are referred to as the coefficients. 63....
62. The numbers preceding the formulas in chemical equations are referred to as the coefficients. 63. PCI3 can be produced from the reaction of P4 with Cl2 Pa(s)+6 Cl2(g)-4 PCI3(g) If 1.00 g P4 reacts with 1.00 g Cl2, which reactant is the limiting reactant? What mass of product may be produced? Indicate the answer choice that best completes the statement or answers the question. 64. How many moles of sodium bromide can be produced from the reaction of 1.03...
Use seratch paper if necessary, and copy your completed calculations to this sheet Shown below are...
Use seratch paper if necessary, and copy your completed calculations to this sheet Shown below are the 4 reactions involved in the Cu cycle listed in random order CuPO )HC1 ag)--CuCl (ag)+HPO, (aq) CuCl (ag)+Mg )-MgCl (ag)+Cu (G Cu )+4HNO, (ag)-CuNO) (ag)+2NO2 ()+2HO D CuNO (ag)+NaPO. (ag)- Cu(PO.)2 (s) +NaNO, (ag) The first reaction in the cycle is initiated by adding 6 M nitric acid to elemental copper 1. Calculate the volume of 6 MHNO3 needed to react with 0.636...
Please show all work on a separate sheet and staple to this page. Clearly show "road...
Please show all work on a separate sheet and staple to this page. Clearly show "road maps" and units. I. Calculate molarity of 12.443 g of aluminum sulfate in 250.0 mL solution. II. How many grams of copper(II) sulfate pentahydrate is needed to make 125.0 mL of a 0.550 M solution? III. Determine the amount of potassium chloride in 19.7 g of a solution containing 1.08% potassium chloride by mass. IV. A hard water sample contains 0.0085% calcium ion by...
I need help with Questions 14, 17, and 18. Please show work! of 6 + ......
I need help with Questions 14, 17, and 18. Please show
work!
of 6 + ... JE SAZ 14) What mass of gaseous carbon dioxide can be absorbed by 1.00 kg of lithium hydroxide (according to the unbalanced equation below)? LiOH(s) + CO2(g) → LiCO, (s) + H2O (1) a. 920.8 b. 1.00 kg c. 1840 g d. 2.00 kg 15) Aspartame in as artificial sweetener that is 160 times sweeter than sucrose (table sugar) when dissolved in water. It...
Name CHEM1010-Spring2020 Make sure to show ALL your work for full credit and circle (or color)...
Name CHEM1010-Spring2020 Make sure to show ALL your work for full credit and circle (or color) your final answers. Show all your answers with correct units and significant figures. 1. Complete the following reaction and identify the acid and base. (10 points) H2SO4 (ag) + Ca(OH)2(aq) → 2. Silver nitrate reacts with barium chloride according to the reaction below. Complete the reaction and indicate which product is the precipitate. (10 points) AgNO3(aq) + BaCl2(aq) → 3. How many moles of...
Givent the SAE 5. Given that: - Asa, 650₂ Ass +90 Calculate the mass of As.S.required to react with excess O, to give 66. 6 of 90s 6. Given the following reaction calculate the SAE. The major product is CH NOCI. C.H.Cl + HNO CH.NOCl + HO 7. Aspirin C.H.O.) is prepared by the reaction of salicylic acid (CH.Os) with acetic anhydride (CHO). A byproduct of the reaction is acetic acid (CH:02) The equation of the reaction is given below:...
Exercise 7: The % Yield of Aspirin Name Date Read Exercise 7 in your lab manual. Complete the Pre-lab Assignment. In this substitute lab exercise, you will watch a short video on preparing aspirin. The video is posted on the course Moodle page, and it provides the masses of the reactants and the product; you should be able to calculate the theoretical yield and the % yield from the data given by the video. Submit the completed assignment by March...
1) Which reactant, salicylic acid or acetic anhydride, is in
excess? Show your work.
2) If you were to use 3.17 g of starting material, how much
product would you expect? Again, show your work.
3) Why is phosphoric acid added to the reaction?
4) A small amount of water is added at the end of the reaction
to react with the excess acetic anhydride. Show a balanced equation
for that reaction.
5) Explain the purpose of the FeCl3 test...
Please help me answer questions #1 through #12. Lab information
and results are listed to the right side. Thank you!
Paragraph . 1マーに 1 HTTL 2 | x' x, | so ea l E 1ヨ回ドもデ. | 2m 규亨ー过1K % Yield g aspirin obtained/ g aspirin calculated x 100 1. Mass of empty Erlenmeyer Flask,EF 2. Mass of EFsalicylic acid 3. Mass of EF+sslicylic acid + acetic anhydride 4. Mass of E 5. Calculate mass of salicylic acid used 8. Calculate...
62. The numbers preceding the formulas in chemical equations are referred to as the coefficients. 63. PCI3 can be produced from the reaction of P4 with Cl2 Pa(s)+6 Cl2(g)-4 PCI3(g) If 1.00 g P4 reacts with 1.00 g Cl2, which reactant is the limiting reactant? What mass of product may be produced? Indicate the answer choice that best completes the statement or answers the question. 64. How many moles of sodium bromide can be produced from the reaction of 1.03...
Use seratch paper if necessary, and copy your completed calculations to this sheet Shown below are the 4 reactions involved in the Cu cycle listed in random order CuPO )HC1 ag)--CuCl (ag)+HPO, (aq) CuCl (ag)+Mg )-MgCl (ag)+Cu (G Cu )+4HNO, (ag)-CuNO) (ag)+2NO2 ()+2HO D CuNO (ag)+NaPO. (ag)- Cu(PO.)2 (s) +NaNO, (ag) The first reaction in the cycle is initiated by adding 6 M nitric acid to elemental copper 1. Calculate the volume of 6 MHNO3 needed to react with 0.636...
Please show all work on a separate sheet and staple to this page. Clearly show "road maps" and units. I. Calculate molarity of 12.443 g of aluminum sulfate in 250.0 mL solution. II. How many grams of copper(II) sulfate pentahydrate is needed to make 125.0 mL of a 0.550 M solution? III. Determine the amount of potassium chloride in 19.7 g of a solution containing 1.08% potassium chloride by mass. IV. A hard water sample contains 0.0085% calcium ion by...
I need help with Questions 14, 17, and 18. Please show
work!
of 6 + ... JE SAZ 14) What mass of gaseous carbon dioxide can be absorbed by 1.00 kg of lithium hydroxide (according to the unbalanced equation below)? LiOH(s) + CO2(g) → LiCO, (s) + H2O (1) a. 920.8 b. 1.00 kg c. 1840 g d. 2.00 kg 15) Aspartame in as artificial sweetener that is 160 times sweeter than sucrose (table sugar) when dissolved in water. It...
Name CHEM1010-Spring2020 Make sure to show ALL your work for full credit and circle (or color) your final answers. Show all your answers with correct units and significant figures. 1. Complete the following reaction and identify the acid and base. (10 points) H2SO4 (ag) + Ca(OH)2(aq) → 2. Silver nitrate reacts with barium chloride according to the reaction below. Complete the reaction and indicate which product is the precipitate. (10 points) AgNO3(aq) + BaCl2(aq) → 3. How many moles of...
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