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Incorrect Question 1 0/1 pts One of the terms we...
Alkene reaction and mechanisms practice exercise 1) O₃ 2) (CH3)2S 25) Treatment of cyclopentene with peroxybenzoic...
Alkene reaction and mechanisms practice exercise
1) O₃ 2) (CH3)2S 25) Treatment of cyclopentene with peroxybenzoic acid A) results in oxidative cleavage of the ring to produce an acyclic compound B) yields a meso epoxide C) yields an equimolar mixture of enantiomeric epoxides D) gives the same product as treatment of cyclopentene with Os04 E) none of the above 26) Provide a detailed, step-by-step mechanism for the reaction shown below. но Br2 na + HBT Br 27) Provide a detailed,...
i need help with these three questions Incorrect Question 2 0/1.25 pts 0.678 g of KHP...
i need help with these three questions
Incorrect Question 2 0/1.25 pts 0.678 g of KHP is used to standardize a NaOH solution. If it took 31.55 mL of NaOH to neutralize the KHP, what is the concentration of the NaOH solution? The molar mass of KHP is 204.22 g/mol. KHP + NaOH --> NaKP + H2O Give the answer to 3 sig figs and use units of M 0.0214 Unanswered Question 3 0/1.25 pts A 25.00 mL HCl sample...
Please help with these two questions 1. 2. Incorrect Question 37 0/ 2 pts What is...
Please help with these two questions
1.
2.
Incorrect Question 37 0/ 2 pts What is the function of the hemoglobin molecule? to carry oxygen to protect from UV radiation to determine blood type to direct the synthesis of proteins 39 0/2 pts Incorrect The DNA strand CGAGGCCCC experiences a mutation, changing it to CGAGGGCCC. During protein synthesis, will this mutation change the mRNA strand that is made? It is not possible to tell from the information given no, the...
Please explain the correct answer to both questions. Thank you! Incorrect Question 19 0/1 pts The...
Please explain the correct
answer to both questions. Thank you!
Incorrect Question 19 0/1 pts The value of A Sº for the catalytic hydrogenation of acetylene to ethene, C2H2(g) + H2(g) →C2H4 (g) is_ J/K.mol. Use the following thermodynamic quantities for selected substances at 298.15 K (25°C). Substance AHºf (kJ/mol) AG°f (kJ/mol) S (J/K-mol) 2.84 Carbon C(s, diamond) 1.88 C(s, graphite) 0 C2H2(g) 226.7 C2H4 (g) 52.30 C2H6 (g) -84.68 CO(g) -110.5 CO2 (g) -393.5 209.2 68.11 -32.89 -137.2 -394.4...
I just need help if its A through D . . Incorrect Question 6 0/1 pts...
I just need help if its A through D
.
.
Incorrect Question 6 0/1 pts 1 1 We know that (1-1) is (1 - x)? , and the power series of E =ox" for 1-X 1-X 1 [x[< 1. What is the correct power series of ? (1 - x)2 En=ox=1 2n=unx"-7 Enconx" Enznx" Enconx Incorrect. Incorrect Question 7 0/1 pts n 00 with its interval of convergencel - 1, 1), what is the power n For f(x) =...
Incorrect Question 2 0/1 pts Rank the labeled resistors in terms of the voltage drop across...
Incorrect Question 2 0/1 pts Rank the labeled resistors in terms of the voltage drop across them, from greatest to least. B 502 A 150 +3V +3V + 150 С 150 D 50 +3V A>B>C>D D>C>A>B C=DA>B A=C>B=D D>C=AB A=B=C=D
Please explain the correct answer for both questions. Thank you! Incorrect Question 5 0/1 pts A...
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 5 0/1 pts A 25.0 mL sample of 0.723 M HCIO4 is titrated with 0.27 M KOH solution. The H30* concentration after the addition of 80.0 mL of KOH is M. (Cl is chlorine, not carbon and iodine) 0.4 3x10-13 1x107 0.7 4x10-2 Incorrect Question 6 0/1 pts What could be the pKof this weak acid according to the titration curve below? Weak Acid Titration Curve PH 10...
Please explain the correct answer for both questions. Thank you! Incorrect Question 7 0/1 pts The...
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 7 0/1 pts The concentration of iodide ions in a saturated solution of lead (11) iodide is_ The solubility product constant of Pblz is 1.4x10-8. 3.5x10-9 3.0x10-3 1.5x103 1.4x10-8 3.8x10-4 Incorrect Question 9 0/1 pts The molar solubility of lead () chloride (PbCl2) is 1.6x102 M. What is the Ksp of PbCl2? 4.1x10-6 5.0x10-4 1.6x10-2 3.1x107 1.6x10-5
I just need help if its A through D . . Incorrect Question 9 0/1 pts...
I just need help if its A through D
.
.
Incorrect Question 9 0/1 pts What is the 3rd term in the Taylor series for f(x)= 1 and a = -12 Х O -(1x) (1 – x)} -(1 + x)? (1 + x)3 -(1+x)} Incorrect. Incorrect Question 10 0/1.5 pts What is the 4th term of binomial series for f(x)= 1+x? 574 81 10x4 243 5x3 81 10x4 243 5x3 81 Incorrect. When we approximate the function f(x)= Inx...
Incorrect Question 5 0/1 pts A company purchased $1,800 of merchandise on July 5 with terms...
Incorrect Question 5 0/1 pts A company purchased $1,800 of merchandise on July 5 with terms 2/10, n/30. On July 7, it returned $200 worth of merchandise. On July 28, it paid the full amount due. Assuming the company uses a perpetual inventory system, and records purchases using the gross method, The correct journal entry to record the purchase on July 5 is: Debit Merchandise Inventory $1,600; credit Cash $1,600. Debit Merchandise Inventory $1,800; credit Accounts Payable $1.800. Debit Merchandise...
Alkene reaction and mechanisms practice exercise
1) O₃ 2) (CH3)2S 25) Treatment of cyclopentene with peroxybenzoic acid A) results in oxidative cleavage of the ring to produce an acyclic compound B) yields a meso epoxide C) yields an equimolar mixture of enantiomeric epoxides D) gives the same product as treatment of cyclopentene with Os04 E) none of the above 26) Provide a detailed, step-by-step mechanism for the reaction shown below. но Br2 na + HBT Br 27) Provide a detailed,...
i need help with these three questions
Incorrect Question 2 0/1.25 pts 0.678 g of KHP is used to standardize a NaOH solution. If it took 31.55 mL of NaOH to neutralize the KHP, what is the concentration of the NaOH solution? The molar mass of KHP is 204.22 g/mol. KHP + NaOH --> NaKP + H2O Give the answer to 3 sig figs and use units of M 0.0214 Unanswered Question 3 0/1.25 pts A 25.00 mL HCl sample...
Please help with these two questions
1.
2.
Incorrect Question 37 0/ 2 pts What is the function of the hemoglobin molecule? to carry oxygen to protect from UV radiation to determine blood type to direct the synthesis of proteins 39 0/2 pts Incorrect The DNA strand CGAGGCCCC experiences a mutation, changing it to CGAGGGCCC. During protein synthesis, will this mutation change the mRNA strand that is made? It is not possible to tell from the information given no, the...
Please explain the correct
answer to both questions. Thank you!
Incorrect Question 19 0/1 pts The value of A Sº for the catalytic hydrogenation of acetylene to ethene, C2H2(g) + H2(g) →C2H4 (g) is_ J/K.mol. Use the following thermodynamic quantities for selected substances at 298.15 K (25°C). Substance AHºf (kJ/mol) AG°f (kJ/mol) S (J/K-mol) 2.84 Carbon C(s, diamond) 1.88 C(s, graphite) 0 C2H2(g) 226.7 C2H4 (g) 52.30 C2H6 (g) -84.68 CO(g) -110.5 CO2 (g) -393.5 209.2 68.11 -32.89 -137.2 -394.4...
I just need help if its A through D
.
.
Incorrect Question 6 0/1 pts 1 1 We know that (1-1) is (1 - x)? , and the power series of E =ox" for 1-X 1-X 1 [x[< 1. What is the correct power series of ? (1 - x)2 En=ox=1 2n=unx"-7 Enconx" Enznx" Enconx Incorrect. Incorrect Question 7 0/1 pts n 00 with its interval of convergencel - 1, 1), what is the power n For f(x) =...
Incorrect Question 2 0/1 pts Rank the labeled resistors in terms of the voltage drop across them, from greatest to least. B 502 A 150 +3V +3V + 150 С 150 D 50 +3V A>B>C>D D>C>A>B C=DA>B A=C>B=D D>C=AB A=B=C=D
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 5 0/1 pts A 25.0 mL sample of 0.723 M HCIO4 is titrated with 0.27 M KOH solution. The H30* concentration after the addition of 80.0 mL of KOH is M. (Cl is chlorine, not carbon and iodine) 0.4 3x10-13 1x107 0.7 4x10-2 Incorrect Question 6 0/1 pts What could be the pKof this weak acid according to the titration curve below? Weak Acid Titration Curve PH 10...
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 7 0/1 pts The concentration of iodide ions in a saturated solution of lead (11) iodide is_ The solubility product constant of Pblz is 1.4x10-8. 3.5x10-9 3.0x10-3 1.5x103 1.4x10-8 3.8x10-4 Incorrect Question 9 0/1 pts The molar solubility of lead () chloride (PbCl2) is 1.6x102 M. What is the Ksp of PbCl2? 4.1x10-6 5.0x10-4 1.6x10-2 3.1x107 1.6x10-5
I just need help if its A through D
.
.
Incorrect Question 9 0/1 pts What is the 3rd term in the Taylor series for f(x)= 1 and a = -12 Х O -(1x) (1 – x)} -(1 + x)? (1 + x)3 -(1+x)} Incorrect. Incorrect Question 10 0/1.5 pts What is the 4th term of binomial series for f(x)= 1+x? 574 81 10x4 243 5x3 81 10x4 243 5x3 81 Incorrect. When we approximate the function f(x)= Inx...
Incorrect Question 5 0/1 pts A company purchased $1,800 of merchandise on July 5 with terms 2/10, n/30. On July 7, it returned $200 worth of merchandise. On July 28, it paid the full amount due. Assuming the company uses a perpetual inventory system, and records purchases using the gross method, The correct journal entry to record the purchase on July 5 is: Debit Merchandise Inventory $1,600; credit Cash $1,600. Debit Merchandise Inventory $1,800; credit Accounts Payable $1.800. Debit Merchandise...
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