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College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW5 -...
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 5...
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 5 - Chapter 15 Assignment Score: 70.8% Resources Give Up Hint Check Answer < Question 12 of 25 > Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is S2(g) + C(s) = CS, (g) K. = 9.40 at 900 K How many grams of CS, (g) can be prepared by heating 18.2 mol S2(g) with excess carbon in a 9.60 L...
llege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6...
llege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6 - Chapter 16 0 Assignment Score: 68.2% Resources [ Give Up Hint Check Answer < Question 11 of 20 > If the K, of a monoprotic weak acid is 1.7 x 10-6, what is the pH of a 0.22 M solution of this acid? pH = about us careers privacy policy terms of use contact us help
lege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7...
lege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 Assignment Score: 75.9% Resources [ Give Up? Hint Check Answer Question 17 of 17 > Consider an amphoteric hydroxide, M(OH), (), where M is a generic metal. MOH),(s) = M2+(aq) + 2OH(aq) Ksp = 2 x 10-16 M(OH),(s) + 2OH(aq) = [M(OH),]-(aq) Ki = 0.09 Estimate the solubility of MOH), in a solution buffered at pH = 7.0, 10.0, and 14.0....
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7...
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 Assignment Score: 70% Resources Give Up? Hint Check Answer 2 Question 16 of 17 > Above what Fe2+ concentration will Fe(OH), precipitate from a buffer solution that has a pH of 8.08? The Ksp of Fe(OH), is 4.87x10-17 [Fe2+] = M about us careers privacy policy terms of use contact us help
College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6...
College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6 - Chapter 16 Assignment Score: 73.2% Resources Give Up Hint Check Answer < Question 15 of 20 > If the Kb of a weak base is 2.4 x 10-6, what is the pH of a 0.43 M solution of this base? pH = about us careers privacy policy terms of use contact us help
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 8...
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 8 - Chapter 19 Assignment Score: 72.8% Resources Give Up Hint Check Answer < Question 11 of 20 > Given the information A+B - 2D C D AH = 677.9 kJ AH' = 498.0 kJ AS = 323.0 J/K AS = -198.0 J/K calculate AGⓇ at 298 K for the reaction A+B 2C AGⓇ = KJ about us careers privacy policy terms of use contact...
FW Chapter Jasmine Roman College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due...
FW Chapter Jasmine Roman College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 5 - Chapter 15 Assignment Score: 66.8% Resources Give Up Hint Check Answer < Question 2 of 25 > Write the equilibrium-constant expression for the reaction A(S) + 3 B(l) = 2 C(aq) + D(aq) in terms of [A], [B], [C], and [D], as needed. Note that Kc, which is sometimes symbolized as Keq, denotes that the equilibrium constant is expressed...
29 Sapling Learning > LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities...
29 Sapling Learning > LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 < 4 of 17 Questions K 0 Assignment Score: 64.1% Resources Give Up Hint Check Answer 98.3% Question 4 of 17 > Question Attempts Correct If a buffer solution is 0.230 M in a weak base (Kb = 5.1 x 10-5) and 0.520 M in its conjugate acid, what is the pH? 100% Question bo...
29 Sapling Learning LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities and...
29 Sapling Learning LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 4 - Chapter 14 13 of 23 Questions < 0 Assignment Score: 76.9% Resources Give Up? 5 Feedback Resume Question 13 of 23 > Attempt 1 97.5% 10 Question o Attempts Correct The rate constant for the reaction is 0.570 M-1.5-1 at 200 °C. 85% 11 Question Attempts A products Correct If the initial concentration of A is 0.00330 M,...
Harrison Since HWS ommunity College-Scc 201-Spring19-TSAI Activities and Due Dates > HW5 | Resour...
Harrison Since HWS ommunity College-Scc 201-Spring19-TSAI Activities and Due Dates > HW5 | Resources CR Give Up? Hint O Assignment Score 22 2200/2300 Check An Question 23 of 23 > Based on fuel values, arrange these dietary options according to their energy content Type of fuel Fuel value (Cal/g) Carbohydrate Fat Protein Most calories Fewest calories y College - SCC 201-Spring19-TSAI > Activities and Due Dates > HW5 Resources R Give Up?Hint 2200/2300 Check Atter estion 23 of 23 Fewest...
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 5 - Chapter 15 Assignment Score: 70.8% Resources Give Up Hint Check Answer < Question 12 of 25 > Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is S2(g) + C(s) = CS, (g) K. = 9.40 at 900 K How many grams of CS, (g) can be prepared by heating 18.2 mol S2(g) with excess carbon in a 9.60 L...
llege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6 - Chapter 16 0 Assignment Score: 68.2% Resources [ Give Up Hint Check Answer < Question 11 of 20 > If the K, of a monoprotic weak acid is 1.7 x 10-6, what is the pH of a 0.22 M solution of this acid? pH = about us careers privacy policy terms of use contact us help
lege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 Assignment Score: 75.9% Resources [ Give Up? Hint Check Answer Question 17 of 17 > Consider an amphoteric hydroxide, M(OH), (), where M is a generic metal. MOH),(s) = M2+(aq) + 2OH(aq) Ksp = 2 x 10-16 M(OH),(s) + 2OH(aq) = [M(OH),]-(aq) Ki = 0.09 Estimate the solubility of MOH), in a solution buffered at pH = 7.0, 10.0, and 14.0....
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 Assignment Score: 70% Resources Give Up? Hint Check Answer 2 Question 16 of 17 > Above what Fe2+ concentration will Fe(OH), precipitate from a buffer solution that has a pH of 8.08? The Ksp of Fe(OH), is 4.87x10-17 [Fe2+] = M about us careers privacy policy terms of use contact us help
College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 6 - Chapter 16 Assignment Score: 73.2% Resources Give Up Hint Check Answer < Question 15 of 20 > If the Kb of a weak base is 2.4 x 10-6, what is the pH of a 0.43 M solution of this base? pH = about us careers privacy policy terms of use contact us help
ollege - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 8 - Chapter 19 Assignment Score: 72.8% Resources Give Up Hint Check Answer < Question 11 of 20 > Given the information A+B - 2D C D AH = 677.9 kJ AH' = 498.0 kJ AS = 323.0 J/K AS = -198.0 J/K calculate AGⓇ at 298 K for the reaction A+B 2C AGⓇ = KJ about us careers privacy policy terms of use contact...
FW Chapter Jasmine Roman College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 5 - Chapter 15 Assignment Score: 66.8% Resources Give Up Hint Check Answer < Question 2 of 25 > Write the equilibrium-constant expression for the reaction A(S) + 3 B(l) = 2 C(aq) + D(aq) in terms of [A], [B], [C], and [D], as needed. Note that Kc, which is sometimes symbolized as Keq, denotes that the equilibrium constant is expressed...
29 Sapling Learning > LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 7 - Chapter 17 < 4 of 17 Questions K 0 Assignment Score: 64.1% Resources Give Up Hint Check Answer 98.3% Question 4 of 17 > Question Attempts Correct If a buffer solution is 0.230 M in a weak base (Kb = 5.1 x 10-5) and 0.520 M in its conjugate acid, what is the pH? 100% Question bo...
29 Sapling Learning LaGuardia Community College - SCC 202 - Summer20 - KOWALCZYK > Activities and Due Dates > HW 4 - Chapter 14 13 of 23 Questions < 0 Assignment Score: 76.9% Resources Give Up? 5 Feedback Resume Question 13 of 23 > Attempt 1 97.5% 10 Question o Attempts Correct The rate constant for the reaction is 0.570 M-1.5-1 at 200 °C. 85% 11 Question Attempts A products Correct If the initial concentration of A is 0.00330 M,...
Harrison Since HWS ommunity College-Scc 201-Spring19-TSAI Activities and Due Dates > HW5 | Resources CR Give Up? Hint O Assignment Score 22 2200/2300 Check An Question 23 of 23 > Based on fuel values, arrange these dietary options according to their energy content Type of fuel Fuel value (Cal/g) Carbohydrate Fat Protein Most calories Fewest calories y College - SCC 201-Spring19-TSAI > Activities and Due Dates > HW5 Resources R Give Up?Hint 2200/2300 Check Atter estion 23 of 23 Fewest...
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