15) Draw the shapes of the following orbitals; (a) s orbital(b) 2p, (c) 2p d) 2p...
5) Given the following reactions 5) Fe2O3 (s) + 3CO (s) 2Fe (s)+ 3cO2 (g) AH- -28.0 kJ 3Fe (s) 4C02 (s)4CO (g) + FegO4 (s) AH-+12.5 k the enthalpy of the reaction of Fe203 with COo 3Fe203 (s) + CO (g)-+ CO2 (g) + 2Fe304 (s) is kJ. B)+109 C)-109 D)-15.5 A)-59.0 WORK
Match the following orbital shapes to the appropriate letter. S [Choose] P d [Choose] [Choose] orbitals are trigonal bipyramidal orbitals are mainly like four balloons tied at the knots orbitals are spherical orbitals are like two balloons tied at the knots orbitals are always square planar orbitals are mainly like eight balloons tied at the knots
S. A molecule with the formula AX; uses A) sp hybrid orbitals B) sp hybrid orbitals C) sphybrid orbitals D) sp'd hybrid orbitals E) sp' hybrid orbitals to form its bonds. 6. Select the precipitate that forms when the following reactants are mixed. Na CO,(ag) BaCla(ag) A) Ba CO B) BaCO C) NaCl D) NaCl E) BaO 7. Select the correct set of products for the following reaction. Ba(OH)(ag) A) BaN:(s) + H20() B) Ba(NOs)(ag) C) Ba(s) +H(g) + NO:(g)...
Ba(OH)2(s) + 2HNO3(aq) + Ba(NO3)2(aq) + 2H2O(1) Classify the following reaction: A) Precipitation B) Oxidation-Reduction C) Dehydration D) Acid-Base Neutralization
Part A Classify the following reactions: A HNO,(aq)+NH, (ag) NH,NO, (aq)+H200) B. 2Cu(s) +02(g)-+2CuO (s) C. NaCl(aa) + AgNO3(aq)→NaNO3(aq) + AgCl(s) D. 2LiOH(aq) H2SO4 (aq) Li SO,(aq) 2H2 O(l) E. CaClb (aq) + K2COs (aq)-+2KCl(aq) +CaCOs (s) Drag the items to their respective bins View Available Hint(s) Reset Help ロロロ曰曰 Redox Neutralization Precipitation
8) AS is negative for the reaction A) C6H1206 (s) - 6C (s) + 6H2 (g)+302 (g) B) CH30H (I)-CH30H (g) C) Sr(NO3)2 (aq) 2LiOH (aq) Sr(OH)2 (s)+ 2LiNO3 (aq) D) LiOH (aq) Li+ (aq)+OH-(aq) E) 2H20 (g) 2H2 (g) 02 (8) (Sec. 19.4) 8) AS is negative for the reaction A) C6H1206 (s) - 6C (s) + 6H2 (g)+302 (g) B) CH30H (I)-CH30H (g) C) Sr(NO3)2 (aq) 2LiOH (aq) Sr(OH)2 (s)+ 2LiNO3 (aq) D) LiOH (aq) Li+ (aq)+OH-(aq) E)...
Which of the following reactions are redox reactions? A) 4Li(s)+O2(g)→2Li2O(s) B)Mg(s)+Fe2+(aq)→Mg2+(aq)+Fe(s) C)Pb(NO3)2(aq)+Na2SO4(aq)→PbSO4(s)+2NaNO3(aq) D)HBr(aq)+KOH(aq)→H2O(l)+KBr(aq)
Which of the following is easiest to oxidize? a. H2(g) b. Zn(s) c. Ag(s) d. H2O(l) e. Cu(s) The half?reaction occurring at the cathode in the balanced reaction shown below is ________. 3MnO4 ? (aq) + 24H+ (aq) + 5Fe (s) ? 3Mn2+ (aq) + 5Fe3+ (aq) + 12H2O (l) a. MnO4 ? (aq) + 8H+ (aq) + 5e? ? Mn2+ (aq) + 4H2O (l) b. 2MnO4 ? (aq) + 12H+ (aq) + 6e? ? 2Mn2+ (aq) + 3H2O (l) c. Fe (s) ? Fe3+ (aq) + 3e? d. Fe (s) ? Fe2+ (aq) + 2e? e. Fe2+ (aq) ? Fe3+ (aq) + e can you explain in detail? I have no clue what is going...
CHEM 1033, Sample Exam II (Homework) Chapters 3,4,6 Name: 1. What volume of 0.132 M KOH solution would react completely with 25.8 ml. of 0.198 M HCl according to the following cquation? HCI+KOH --->KCI+H.O a) 86.4 ml. b) 25.7 ml. c) 38.7 ml d) 17.2 ml. 2. Which one of the following is a strong soluble base? a) Ni(OH): b) Mg(OH): c) RLOH d) ChOH) c) Fe(OH) 3. Which one of the following is a strong acid? a) HF b)...
4.30. Using solubility rules, predict the solubility in water of the following ionic compounds. a. AI(OH) b. CaN C. NH4CI d. KOH 4.32. Using solubility rules, decide whether the following ionic solids are soluble or insoluble in water. If they are soluble, write the chemical equation for dissolving in water and indicate what ions you would expect to be present in solution. (NE SO b. BaCO c. Pb(NOs)2 d. Ca(OH) 4.34. Write net ionic equations for the following molecular equations....