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Question 32 2 pts Which response includes all of the following that are single displacement reactions,...
Question 1 2 pts Which of the following reactions is likely to have a positive AS? 1. Nai) --> Na(s) II. 2 C4H10(g) + 13 O2(g) --> 8 CO2(g) + 10 H2O(g) III. CaCO3(s) + 2 HCl(aq) --> CaCl2(aq) + H200) + CO2(9) IV. 6 CO2(g) + 6 H20g) --> C6H12O6(s) +6 O2(g) I and IV II and III O II, III, and IV O I, II, III, and IV
Question 10 4 pts Which process has AS > 0 (increase S)? A) H2O(g) + H2O(1) B) 2Hg(1) + O2(g) - 2HgO(s) C) CaO(s) + CO2(g) CaCO3(s) D) 2Na,O2 (s) + 2H2O(s) 4NaOH(aq) + O2 (g) o B Ос ОА OD 4 pts Question 11
Predict the products of the following reactions and balance the chemical equations. 1. Synthesis Reactions a) 2Na(s) + Cl2(g) → 2NaCl (s) b) 3Mg(s) + N2(g) → Mg3N2 (8) 2. Decomposition Reactions a) 2HgO(s) → 2Hg (s)+ O2(g) b)Li2O(s)2Li (g)+ 0-2 (g) 3. Single Displacement Reactions a) Al(s) + Pb(NO3)2 (aq) → Al(NO3)2 + Pb b) Ca(s) + HNO3(aq) → 4. Double Displacement Reactions Remember to include state symbols to show if a precipitate forms. a) CaCl2(aq) +_ Li2SO4(aq) →...
which of these reactions is a double displacement reaction A Hide Time Remaining A Question 18 of 52 Which of these reactions is a double displacement reaction? O A. Mg(s) + HClO4(aq) – Mg(ClO4)2(aq) + H2(g) OB. CH3COOH(aq) + K2CO3(aq) → H20(1) + CO2(g) + KCH3COO(aq) Oc. Bao(S) + H2O(0) - Ba(OH)2(aq) OD. K(s) + H20(1) - H2(g) + KOH(aq) Reset Selection Ha
7. Which of the following reactions would have a positive value f I. NH3(g) + HCl(g) → NH4Cl(s) 11. Ag+(aq) + Cl-(aq) → AgCl(s) 111, 2H2(g) + O2(g) → 2H2O(g) IV. CakhoBT2 (l) → C6H10 (l) + Br2 (1) V. 2H2O2(g) → 2H2O(g) + O2(g) a). I and II b). I and III c). II and III d). II and IV e). IV and V
More Equilibrium: Please write equilibrium expressions for the following reactions: 1. i. 2 SO2 (g) + O2 (g) 2 SO3 (g) il. NH4NOs (s) N2O (g) +2 H20 (g) i CaCO3 (s) + CaO (s) + CO2 (g) iv. HNO2 (aq) +H2O (I) HaO* (aq) + NO2 (aq) 2. Predict which way the equilibrium will shift for each of the following changes: CO (g) + H2 (g) C (s) H2O (g) + heat i. increase [H2O] ii. increase [C0] iii....
All of the following reactions can be described as displacement reactions except Select one: a. 2Na(s) + 2H2O(1) ► 2NaOH(aq) + H2(g). ob. CoH(1) + Cl2(g) → CH3C1(1) + HCl(g). oc. CuSO4(aq) + Fe(s) → Cu(s) + FeSO4(aq). O d. Zn(s) + FeCl2(aq) → ZnCl2(aq) + Fe(s). e. Cu(s) + 2AgNO3(aq) + Cu(NO3)2(aq) + 2Ag(s).
Which of the following reactions is spontaneous in the reverse direction as written? I) Ni+2(aq) + Pb(s) → Ni(s) + Pb+2(aq) Ecell° = -0.124 V II) Pb+2(aq) + H2(g) → Pb(s) + 2H+(aq) Ecell° = -0.126 V III) Cu+2(aq) + Fe(s) → Cu(s) + Fe+2(aq) Ecell° = +0.78 V IV) Zn+2(aq) + 2Ag(s) → Zn+2(aq) + 2Ag+(aq) Ecell° = -1.562 V a. I, II & IV b. IV c. III d. II e. I f. II & IV g. I...
ATTIVT 6. Which response includes all of the Gollowing that are single displacment reactions, and no other reactions? Na3PO43) AGNE 3 lag + ZnS ZAGS + Zn(NO3)2 27 lug) Cadzlag) + Hala 11265 + 2 Helad -> Fel BOL 11 B. Il' and Ill coll and lv D. I and Ill E. 1, 111, and IV
Which of the following reactions will have a negative value of AS? (1) Ba2+(aq) +5042(aq) - BaSO4(s) (ii) 2 Na(s) + 2 H2001) - 2 NaOH(aq) + H2(8 (iii) 2 C2H5(E) + 7 O2(g) - 4 CO2(E) - 6 H20(1) СА. I and II B. Ill only OC. I only D. I and III E. II and III