practice Exam 2 - Thisisanexamgiveninapreviousyear.

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
This is an exam given in a previous year. Questions that are grayed out derive from Chapter 6, as well as parts of Chapter 5 that I am not anticipating being able to cover by Friday. Be sure to review the grayed out questions given in the previous practice exam. They reflect parts of Chapter 3 that will be covered in the upcoming second exam.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Page 1 of 8 CHEM 4:005 – TECHNOLOGY AND SOCIETY EXAM #2 (25 QUESTIONS, 1 ½ HOURS) OCTOBER 22, 2007 FORM A 1. Which of the following can speed up a reaction? I . Heating the reaction II . Using a catalyst III . Increasing the surface area of the reactants a) I only b) I and II only c) II and III only d) I and III only e) I , II , and III 2. What is the pH of an aqueous solution with [H + ] = 10 6 ? a) -8 b) -6 c) 6 d) 8 e) 14 3. Using the solubility chart at the end of the exam, which compound is insoluble in water? a) (NH 4 ) 2 S b) Na 2 CO 3 c) LiOH d) AgCl e) KNO 3 4. One water treatment method is distillation. What happens during distillation? a) Water is passed through a filter to remove large particles. b) Water is boiled to vapor then condensed into liquid. c) Fine particles of clay and dirt are precipitated out of the water. d) Organic chemicals are evaporated from the water. e) A compound is added to the water to kill microorganisms.
Background image of page 2
Page 2 of 8 5. What anthropogenic sources for SO x and for NO x emit the most of these gases into the atmosphere? a) SO x from power plant combustion; NO x from industrial processes b) SO x from power plant combustion; NO x from automobile combustion c) SO x from industrial processes; NO x from power plant combustion d) SO x from automobile combustion; NO x from industrial processes e) SO x from automobile combustion; NO x
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 8

practice Exam 2 - Thisisanexamgiveninapreviousyear.

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online