Homework Answers
1. Option B, acetic acid. By Bronsted Lowery theory, an acid is a proton donar and base is proton Acceptor.
2. Option B, methyl amine.
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11/12/19 Which compound functions as a Bransted Lowry acid? Items (4 images) Abrand into the tears...
help! Question 11 The pH of a solution is 5.67 at 25 °C. Calculate the pOH...
help!
Question 11 The pH of a solution is 5.67 at 25 °C. Calculate the pOH of this solution at 25°C. 12.7 11.4 4.88 2.40 8.33 « Previous Question 8 Which of the following is a Bronsted-Lowry base? BHO HCN NH3 CHA Cl2 < Previous Question 11 The pH of a solution is 5.67 at 25 °C. Calculate the pOH of this solution at 25°C. 12.7 11.4 4.88 2.40 8.33 Question 12 Calculate the pOH of an aqueous solution with...
Given the following periodic table with specific atoms highlighted, match items w 1 2 3 4...
Given the following periodic table with specific atoms highlighted, match items w 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Items (5 items) (Drag and drop into the appropriate area below) hted Atoms Purple Red Green Blue Yellow H3XOA No match H2X04 HXO, attempt OF 11 QUESTIONS COMPLETED < 06/11 > + VIEW SOLUTION SUBMIT AN
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on...
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on the following balanced equation: 2H, +0, 2H,0 If you start with 6.833 g of H2 and 3.095 g of Oz, find the following: 1st attempt Part 1 (0.3 point) With excess O2, what mass of H2O would be produced by the H2? g H20 < 15/20 > acer esc CH7HW 11/07/19 12 out of 23 Part 2 (0.3 point) With excess H2, what mass...
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1...
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1 point/ You have unlimited attempts / The 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,O3(s) +381(s) — 4Cr(1) + 3Si0,(s) The reaction is begun with 197.00 g of Si and 122.00 g of Cr2O3 1st attempt Part 1 (0.5 point) Select the limiting reactant. < 16/20 > ace → colo 3 4 5...
11/10/198 4% weloz For the DNA bases guanine and cytosine, select the nitrogen atom(s) whose lone-pair...
11/10/198 4% weloz For the DNA bases guanine and cytosine, select the nitrogen atom(s) whose lone-pair electrons are included in the aromatic pi system("A" represents an unspecified group.) 1st attempt Part 1 (1 point) See Periodic Table See Hint 17 OF 20 QUESTIONS COMPLETED < 08/20 > SUBMIT ANSWER Smartworks may improve the responsiveness of your Mac 11/10/19 84% UESTIONS COMPLETED < 08/20 > MacBook Pro ģ
12. Which compound is the strongest acid? 11. Which compound is the strongest base? (A) benzoic a...
12. Which compound is the strongest acid? 11. Which compound is the strongest base? (A) benzoic acid (B) 4-amino-2-methylbenzoic acid ©p-nitrobenzoic acid (A) m-nitroaniline (B) aniline 4-methylaniline 3-bromo-5-nitroaniline 24-dimethylaniline po 13. Which of the following compounds E)3.S-dinitrobenzoic acid is has the 4.ow many Ha atoms are in the compound: 14 cyclohexane-1,3-dione? (A) 2 (B) 4 (C)5 highest number of alpha hydrogen? (A) 2,4-dimethyl-3-hexanone (B) cyclohexanone C) benzaldehyde D) 2-heptanone (E) propanone IS. Which of the following compounds has the16. Which...
Need Help!! Physic Problem part 1-4 An electron in a region in which there is an...
Need Help!! Physic Problem part 1-4
An electron in a region in which there is an electric field experiences a force of <5 x 10-17,-1.5 x 10-16-35 x 1016, N. What is the electric field at the location of the electron? (Express your answer in vector form.) o16, -3.5 x 1016> N. What is the 0.3905 0.911 N/C What is the electric field at a location b0.3, 0.3, -0.6> due to a particle with charge +7 nC located at <0.1,...
help with questions 14,15,16, 17, 18, 19 14) Solve the following compound inequality and express your...
help with questions 14,15,16, 17, 18, 19
14) Solve the following compound inequality and express your answer in interval notation 6 < 4x + 10 < 6 8.(4.1) b. (4.-1) OC.(4.1) d.(4-1) QUESTION 15 15 ) Use the distance formula to find the distance from (2.2) and (0,0) 3.18 5.4 6.8 d. none of the above QUESTION 16 16) Given the equation y = 2x + 2, what is the domain and the range? a domain is all real numbers;...
Incorrect Question 4 0/4 pts Which of the following is the Arrhenius definition of an acid?...
Incorrect Question 4 0/4 pts Which of the following is the Arrhenius definition of an acid? A substance that is an H* donor A substance that produces OH ions in aqueous solution. A substance that is an H* acceptor. A substance that is an OH donor. A substance that produces Htions in aqueous solution. Incorrect Question 5 0/4 pts Which of the following is the Arrhenius definition of a base? A substance that is an H* donor. A substance that...
help asap please Question 8 (1 point) For the decomposition of mercury(II) oxide, Hgo, to mercury...
help asap please
Question 8 (1 point) For the decomposition of mercury(II) oxide, Hgo, to mercury and oxygen: 2HgO(s) → 2Hg() + O2(g) What is the standard change in entropy for this reaction? Sº / J-mol-4K-1 HgO(s) 70.29 Hg(1) 76.02 O2(g) 205.14 351.45 J-K-1 58.83 J-K-1 O 216.60 JK-1 210.87 J-K-1 Question 7 (1 point) Which process would be predicted to have AS < 0? O a solid melting O a solution being made a solid compound decomposing to evolve...
help!
Question 11 The pH of a solution is 5.67 at 25 °C. Calculate the pOH of this solution at 25°C. 12.7 11.4 4.88 2.40 8.33 « Previous Question 8 Which of the following is a Bronsted-Lowry base? BHO HCN NH3 CHA Cl2 < Previous Question 11 The pH of a solution is 5.67 at 25 °C. Calculate the pOH of this solution at 25°C. 12.7 11.4 4.88 2.40 8.33 Question 12 Calculate the pOH of an aqueous solution with...
Given the following periodic table with specific atoms highlighted, match items w 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Items (5 items) (Drag and drop into the appropriate area below) hted Atoms Purple Red Green Blue Yellow H3XOA No match H2X04 HXO, attempt OF 11 QUESTIONS COMPLETED < 06/11 > + VIEW SOLUTION SUBMIT AN
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on the following balanced equation: 2H, +0, 2H,0 If you start with 6.833 g of H2 and 3.095 g of Oz, find the following: 1st attempt Part 1 (0.3 point) With excess O2, what mass of H2O would be produced by the H2? g H20 < 15/20 > acer esc CH7HW 11/07/19 12 out of 23 Part 2 (0.3 point) With excess H2, what mass...
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1 point/ You have unlimited attempts / The 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,O3(s) +381(s) — 4Cr(1) + 3Si0,(s) The reaction is begun with 197.00 g of Si and 122.00 g of Cr2O3 1st attempt Part 1 (0.5 point) Select the limiting reactant. < 16/20 > ace → colo 3 4 5...
11/10/198 4% weloz For the DNA bases guanine and cytosine, select the nitrogen atom(s) whose lone-pair electrons are included in the aromatic pi system("A" represents an unspecified group.) 1st attempt Part 1 (1 point) See Periodic Table See Hint 17 OF 20 QUESTIONS COMPLETED < 08/20 > SUBMIT ANSWER Smartworks may improve the responsiveness of your Mac 11/10/19 84% UESTIONS COMPLETED < 08/20 > MacBook Pro ģ
12. Which compound is the strongest acid? 11. Which compound is the strongest base? (A) benzoic acid (B) 4-amino-2-methylbenzoic acid ©p-nitrobenzoic acid (A) m-nitroaniline (B) aniline 4-methylaniline 3-bromo-5-nitroaniline 24-dimethylaniline po 13. Which of the following compounds E)3.S-dinitrobenzoic acid is has the 4.ow many Ha atoms are in the compound: 14 cyclohexane-1,3-dione? (A) 2 (B) 4 (C)5 highest number of alpha hydrogen? (A) 2,4-dimethyl-3-hexanone (B) cyclohexanone C) benzaldehyde D) 2-heptanone (E) propanone IS. Which of the following compounds has the16. Which...
Need Help!! Physic Problem part 1-4
An electron in a region in which there is an electric field experiences a force of <5 x 10-17,-1.5 x 10-16-35 x 1016, N. What is the electric field at the location of the electron? (Express your answer in vector form.) o16, -3.5 x 1016> N. What is the 0.3905 0.911 N/C What is the electric field at a location b0.3, 0.3, -0.6> due to a particle with charge +7 nC located at <0.1,...
help with questions 14,15,16, 17, 18, 19
14) Solve the following compound inequality and express your answer in interval notation 6 < 4x + 10 < 6 8.(4.1) b. (4.-1) OC.(4.1) d.(4-1) QUESTION 15 15 ) Use the distance formula to find the distance from (2.2) and (0,0) 3.18 5.4 6.8 d. none of the above QUESTION 16 16) Given the equation y = 2x + 2, what is the domain and the range? a domain is all real numbers;...
Incorrect Question 4 0/4 pts Which of the following is the Arrhenius definition of an acid? A substance that is an H* donor A substance that produces OH ions in aqueous solution. A substance that is an H* acceptor. A substance that is an OH donor. A substance that produces Htions in aqueous solution. Incorrect Question 5 0/4 pts Which of the following is the Arrhenius definition of a base? A substance that is an H* donor. A substance that...
help asap please
Question 8 (1 point) For the decomposition of mercury(II) oxide, Hgo, to mercury and oxygen: 2HgO(s) → 2Hg() + O2(g) What is the standard change in entropy for this reaction? Sº / J-mol-4K-1 HgO(s) 70.29 Hg(1) 76.02 O2(g) 205.14 351.45 J-K-1 58.83 J-K-1 O 216.60 JK-1 210.87 J-K-1 Question 7 (1 point) Which process would be predicted to have AS < 0? O a solid melting O a solution being made a solid compound decomposing to evolve...
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