CHM 2045 Midterm: CHM2045-Fall-2018-Exam-1-Review-Study-Guide-Format
Document Summary
Exam packet instructions: do your best and don"t be anxious. Read the question, re-read the question, write down all given or valuable information, and write down what you want to find. Which choice is a possible molecular formula for compound x? (1) c2h4o (2) c3h5oh (3) c6h5oh (4) c3h7cooh (5) c3h7cho: use oxidation numbers to decide whether each of the following is a redox reaction or not. Iii) nahso4 (aq) + naoh (aq) na2so4 (aq) + h2o (l) Cao (s) + co2 (g) caco3 (s) +(aq: hi(aq) + naoh(aq) h2o (l) + na+(aq) + i- (aq, nh4, hno3(aq) + h2o(l) h3o+(aq) + no3. (aq: an inorganic chemist prepares a solution of calcium nitrate. However, he forgets to label his solution and another chemist adds copper (i) acetate into the solution thus contaminating it. However, he knocks over a beaker of sodium hydroxide into the solution. Questions 12 15 will be based on the paragraph and reaction below.
