Give the chemical reactions that show why solutions of Al(NO3)3, Zn(NO3)2, and NH4NO3 have the pH...
Give the chemical reactions that show why solutions of Al(NO3)3,
Zn(NO3)2, and NH4NO3 have the pH values that you found.
Al(NO3)3 had a pH value of 3.14
Zn(NO3)2 had a pH value of 4.92
NH4NO3 had a pH value of 5.20
Homework Answers
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Give the chemical reactions that show why solutions of Al(NO3)3,
Zn(NO3)2, and NH4NO3 have the pH...
Given the following reaction: 4 Zn + 10 HNO3 ? 4 Zn(NO3)2 + NH4NO3 + 3...
Given the following reaction: 4 Zn + 10 HNO3 ? 4 Zn(NO3)2 + NH4NO3 + 3 H2O If we start with 3.32 g of Zn and excess of HNO3, how many g of each product will be formed?
Need help answering all questions. much appreciated. The Relative Strengths of Some Acids Results Solution pH...
Need help answering all questions. much
appreciated.
The Relative Strengths of Some Acids Results Solution pH from pH Paper pH from Indicators pH from pH Meter 2.8 14 1.99 1.4 1.4. HCL Ha POq HC2H30a Na HQ PO & AL (NO3)3 Zn(NO3)2 NH 4 NO3 1.7 1.7 4.63 2.4. 2.8 5.00 6.67 Questions 1. a. Calculate the concentration of H.O ions in the most acidic solution that you examined. Use your most precise pH measurement, 262 alculate the concentration of...
pH of ZnCl, pH of NH C1 pH of Al(NO3)2 pH of KAl(SO4)2 Table 1: Selected...
pH of ZnCl, pH of NH C1 pH of Al(NO3)2 pH of KAl(SO4)2 Table 1: Selected Ka values. Acid HC,H,O NH, Fe3+ Ка 1.8x10-5 5.6x10-10 1.5x10 4.7x10-11 7.1x10- 3 1.6x10-8 Acid AP CO3+ H.CO. HF .S Zn? Ka 9.8x10-6 1.8x10-2 4.4x10-2 6.6x10 1.1x10-7 1.1x10-9 HCO, НРО, H Pb2+
7.40 Balance each of the following chemical equations: a. Zn(s) + HNO3(aq) H(g) + Zn(NO3)2(aq) b....
7.40 Balance each of the following chemical equations: a. Zn(s) + HNO3(aq) H(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) → H2(g) + Alz(SO2)3(aq) c. K SO,(aq) + BaCl(aq) → BaSO 9) + KCl(aq) d. CaCO3(s) — — Cao(s) + CO2(g) a. Zn(s) + HNO3(aq) —H2(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) —> H2(g) + Al(SO4)3(aq) I
Why does the equation AgNO3 + Zn balance out to be Zn(NO3)2 + Ag? where did...
Why does the equation AgNO3 + Zn balance out to be Zn(NO3)2 + Ag? where did the (NO3)2 come from? How are there suddenly TWO NO3's? Neither Ag or Zn have charges so how was another NO3 derived? Thank you.
the HCL and HC2H3O2 solutions both have the same molarity but differently in ph. why auestion...
the HCL and HC2H3O2 solutions both have the same molarity but
differently in ph. why
auestion 3
Carbonated water (CO2 in water) Questions 1. Which of the above solutions are acidic? Which are basic? ACIDIC: Carbonnted water, Noll, Alliz , HCl, HC, 43 02 BASIC: Tup water, distilled water, NaOH, Zn(NO3), , Na Cz HolzWHz Which solution is the most acidic? The most basic? HCl is most acidic Na OH and NH₃ we most basic The HCl and HC2H302 solutions...
3. Compare Solutions 2 and 4. How does the common-ion effect influence the pH of Solution 2? Expl...
help please!!!!
3. Compare Solutions 2 and 4. How does the common-ion effect influence the pH of Solution 2? Explain fully, and calculate the expected pH of these solutions pH calculation for Solution 2 a. pH calculation for Solution 4 Your explanation 4. What would be the pH of solutions 8 and 9? Give a relevant chemical equation and related PH calculation. Compare the calculated value properties of a buffer? eeio Cocal eqatind eld ?5. a. How do Solutions 11...
1 of 1 1) Balance the following redox reaction: Al + Zn → A1 + Zn 2. Balance the follwoing unbalanced chemical equa...
1 of 1 1) Balance the following redox reaction: Al + Zn → A1 + Zn 2. Balance the follwoing unbalanced chemical equations. Then, write an ionic equation, and a net ionic equation for each equation. Identify the spectator ions a) CaCl(aq) + K3PO(aq) - KClaq) + CaPO(S) LiOH(aq) + H2SO4(aq) → H01) + LigSO4(s) 3. In the reactions a) Pb(s) + 2Ag (aq) - P** (aq) + 2Ag(s) b) FeO3(s) + 3C0(g) 3Fe(s) + 3C0 g) Which species are...
Chemical Reactions a. From your observations, arrange e Cu. Ag. Ph, Zn, and Mg in order of their ...
Fill in all the blanks. the table 9.13 helps to answer
questions a-c.
Chemical Reactions a. From your observations, arrange e Cu. Ag. Ph, Zn, and Mg in order of their activities, lst- ing the most active first. Explain how you determined this order using your e tal data b. Where would H' fit in the activity series you developed in question 1 (use your experi- mental data)? Can you conclusively determine its position? Why or why not? If not...
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions...
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions in the solution come from the Zn(OH)2: you can ignore the autoionization of water.) (4 pts) b) Zn(OH)2 is less soluble in even very dilute solutions of Zn(NOs)2 due to the common ion effect. Determine the molar solubility of zine hydroxide in a 1.0 x 10-4 M...
Need help answering all questions. much
appreciated.
The Relative Strengths of Some Acids Results Solution pH from pH Paper pH from Indicators pH from pH Meter 2.8 14 1.99 1.4 1.4. HCL Ha POq HC2H30a Na HQ PO & AL (NO3)3 Zn(NO3)2 NH 4 NO3 1.7 1.7 4.63 2.4. 2.8 5.00 6.67 Questions 1. a. Calculate the concentration of H.O ions in the most acidic solution that you examined. Use your most precise pH measurement, 262 alculate the concentration of...
pH of ZnCl, pH of NH C1 pH of Al(NO3)2 pH of KAl(SO4)2 Table 1: Selected Ka values. Acid HC,H,O NH, Fe3+ Ка 1.8x10-5 5.6x10-10 1.5x10 4.7x10-11 7.1x10- 3 1.6x10-8 Acid AP CO3+ H.CO. HF .S Zn? Ka 9.8x10-6 1.8x10-2 4.4x10-2 6.6x10 1.1x10-7 1.1x10-9 HCO, НРО, H Pb2+
7.40 Balance each of the following chemical equations: a. Zn(s) + HNO3(aq) H(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) → H2(g) + Alz(SO2)3(aq) c. K SO,(aq) + BaCl(aq) → BaSO 9) + KCl(aq) d. CaCO3(s) — — Cao(s) + CO2(g) a. Zn(s) + HNO3(aq) —H2(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) —> H2(g) + Al(SO4)3(aq) I
the HCL and HC2H3O2 solutions both have the same molarity but
differently in ph. why
auestion 3
Carbonated water (CO2 in water) Questions 1. Which of the above solutions are acidic? Which are basic? ACIDIC: Carbonnted water, Noll, Alliz , HCl, HC, 43 02 BASIC: Tup water, distilled water, NaOH, Zn(NO3), , Na Cz HolzWHz Which solution is the most acidic? The most basic? HCl is most acidic Na OH and NH₃ we most basic The HCl and HC2H302 solutions...
help please!!!!
3. Compare Solutions 2 and 4. How does the common-ion effect influence the pH of Solution 2? Explain fully, and calculate the expected pH of these solutions pH calculation for Solution 2 a. pH calculation for Solution 4 Your explanation 4. What would be the pH of solutions 8 and 9? Give a relevant chemical equation and related PH calculation. Compare the calculated value properties of a buffer? eeio Cocal eqatind eld ?5. a. How do Solutions 11...
1 of 1 1) Balance the following redox reaction: Al + Zn → A1 + Zn 2. Balance the follwoing unbalanced chemical equations. Then, write an ionic equation, and a net ionic equation for each equation. Identify the spectator ions a) CaCl(aq) + K3PO(aq) - KClaq) + CaPO(S) LiOH(aq) + H2SO4(aq) → H01) + LigSO4(s) 3. In the reactions a) Pb(s) + 2Ag (aq) - P** (aq) + 2Ag(s) b) FeO3(s) + 3C0(g) 3Fe(s) + 3C0 g) Which species are...
Fill in all the blanks. the table 9.13 helps to answer
questions a-c.
Chemical Reactions a. From your observations, arrange e Cu. Ag. Ph, Zn, and Mg in order of their activities, lst- ing the most active first. Explain how you determined this order using your e tal data b. Where would H' fit in the activity series you developed in question 1 (use your experi- mental data)? Can you conclusively determine its position? Why or why not? If not...
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions in the solution come from the Zn(OH)2: you can ignore the autoionization of water.) (4 pts) b) Zn(OH)2 is less soluble in even very dilute solutions of Zn(NOs)2 due to the common ion effect. Determine the molar solubility of zine hydroxide in a 1.0 x 10-4 M...
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