TEST BANK FOR CHEMISTRY A MOLECULAR APPROACH, 1ST CANADIAN EDITION

Chapter 4 Chemical Reactions and Stoichiometry Multiple Choice Questions 1) What are the required coefficients to properly balance the following chemical reaction? H2(g) + Cl2(g) → HCl(g) A) 1, 1, 2 B) 2, 2, C) 1, 1, 1 D) 2, 1, 2 E) 1, 2, 1 Answer: A Diff: 1 Type: MC Var: 1 Page Ref: 4.2 2) What are the required coefficients to properly balance the following chemical reaction? SO2(g) + O2(g) + H2O(l) → H2SO4(aq) A) 1, 1, 1, 1 B) 1, 2, 1, 2 C) 1, 2, 2, 1 D) 2, 1, 2, 2 E) 2, 1, 1, 2 Answer: D Diff: 1 Type: MC Var: 1 Page Ref: 4.2 3) What are the required coefficients to properly balance the following chemical reaction? Na(s) + H2O(l) → H2(g) + NaOH(aq) A) 1, 2, 2, 1 B) 2, 2, 1, 1 C) 2, 1, 1, 1 D) 2, 1, 2, 1 E) 2, 2, 1, 2 Answer: E Diff: 1 Type: MC Var: 1 Page Ref: 4.2