104_F09_E1a - CHM104 Fall2009 Exam#1 FormA MULTIPLECHOICE....

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CHM104 Fall 2009 Exam #1 Form A MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following is an example of matter? A) clothing B) light C) jealousy D) wisdom E) forgiveness 1) 2) Malic acid, a compound used to increase the acidity of fruit - flavored products, freezes at 128°C and boils at 150°C. What is its phase at 100°C, a temperature used in food processing applications? A) gas B) liquid C) solid D) a mixture of solid and liquid E) a mixture of liquid and gas 2) 3) Which factor determines the state of matter in which a substance exists? A) amount B) temperature C) odor D) color E) density 3) 4) What element is represented by the chemical symbol K? A) silver B) sodium C) phosphorus D) kaolin E) potassium 4) 5) When the prefix centi is used in the metric system, a fundamental unit of measurement is multiplied by what factor? A) 10 - 3 B) 10 6 C) 10 3 D) 10 - 2 E) 10 - 6 5) 6) The amount of matter in an object is its A) mass. B) weight. C) volume. D) specific gravity. E) density. 6) 1
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7) Which measurement represents the largest quantity? A) 4.73 × 10 - 6 kg B) 4730 ng C) 47.3 mg D) 4.73 × 10 - 4 g E) 4.73 × 10 3 μ g 7) 8) In an introductory laboratory exercise, a student was asked to measure the volume of soda in a partially filled can in metric units. Which value below is most likely to be correct? A) 2.5 L B) 550 μ L C) 1.0 kL D) 6.0 x 10 6 nL E) 325 mL 8) 9) 125 cL is the same as all of these except A) 125 centiliter. B) 12.5 deciliter. C) 1.25 liter. D) 1250 milliliter. E) 125 cubic liter. 9) 10) In scientific notation, the number 185,000,000 is A) 1.85 × 10 6 . B) 1.85 × 10 8 . C) 185 × 10 - 8 . D) 185 × 10 6 . E) 1.85 × 10 - 8 . 10) 11) What is the numerical value of (3.00 × 10 6 )(2.0 × 10 - 3 ) 5.0 × 10 - 2 ? A) 1.2 × 10 3 B) 1.2 × 10 7 C) 1.2 × 10 11 D) 1.2 × 10 5 E) 1.2 11) 12) How many centimeters are there in one kilometer? A) 10 2 cm B) 10 5 cm C) 10 1 cm D) 10 - 5 cm E) 10 - 2 cm 12) 13) An extra - strength aspirin contains 0.500 g of aspirin. How many grains is this? (1 grain = 64.8 mg) A) 32.4 grains B) 3.24 × 10 4 grains C) 13.0 grains D) 7.72 grains E) 65.3 grains 13) 14) If gasoline sells for 95.4 cents per liter, what is its cost on a per gallon basis?
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This note was uploaded on 05/03/2010 for the course CHM 104 taught by Professor Duchovic,r during the Spring '08 term at Indiana University-Purdue University Fort Wayne.

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104_F09_E1a - CHM104 Fall2009 Exam#1 FormA MULTIPLECHOICE....

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