CHM 114

CHM 114 - Solutions may be: a. b. c. d. solids, liquids, or...

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Solutions may be: a. solids, liquids, or gases. b. liquids only. c. liquids or gases. d. none of the above.
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Solutions may be: a. solids, liquids, or gases. b. liquids only. c. liquids or gases. d. none of the above.
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Properties that describe the way a substance will react to form other substances are known as: a. chemical properties. b. physical properties. c. homogeneous properties. d. heterogeneous properties.
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Properties that describe the way a substance will react to form other substances are known as: a. chemical properties. b. physical properties. c. homogeneous properties. d. heterogeneous properties.
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When nitric acid is added to a test tube containing copper, nitrogen dioxide gas is formed. This is the result of: a. an accident. b. a chemical reaction. c. a physical change. d. an extensive property.
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When nitric acid is added to a test tube containing copper, nitrogen dioxide gas is formed. This is the result of: a. an accident. b. a chemical reaction. c. a physical change. d. an extensive property.
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1 fluid ounce is ~ 30 mL. A sample of 120 milliliters of water equals: a. 2 fluid ounces. b. 4 fluid ounces. c. 6 fluid ounces. d. 8 fluid ounces.
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A sample of 120 milliliters of water equals: a. 2 fluid ounces. b. 4 fluid ounces. c. 6 fluid ounces. d. 8 fluid ounces.
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A student measured the concentration of a solution three times, obtaining values of 0.010 M , 0.060 M , and 0.030 M . The average concentration was thus 0.033 M . The accepted value was 0.034 M . The student’s data has: a. good accuracy and good precision. b. poor accuracy but good precision. c. poor accuracy and poor precision. d. good accuracy but poor precision.
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A student measured the concentration of a solution three times, obtaining values of 0.010 M , 0.060 M , and 0.030 M . The average concentration was thus 0.033 M . The accepted value was 0.034 M . The student’s data has: a. good accuracy and good precision. b. poor accuracy but good precision. c. poor accuracy and poor precision. d. good accuracy but poor precision.
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How many significant figures are in the measured number 0.082060? a. 3 b. 4 c. 5 d. 6
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How many significant figures are in the measured number 0.082060? a. 3 b. 4 c. 5 d. 6
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6.03 grams + 7.1 grams = ? a. 13 grams b. 13.1 grams c. 13.13 grams d. 13.130 grams
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6.03 grams + 7.1 grams = ? a. 13 grams b. 13.1 grams c. 13.13 grams d. 13.130 grams
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6.03 grams / 7.1 milliliters = ? a. 0.8 grams/milliliter b. 0.85 grams/milliliter c. 0.849 grams/milliliter d. 0.8492957 grams/milliliter
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a. 0.8 grams/milliliter
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CHM 114 - Solutions may be: a. b. c. d. solids, liquids, or...

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