Ch12 Liquids Test Bank

Student name:__________

TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) 0 K < 0°F < 0°C

⊚ true
⊚ false

MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers the question.
2) The SI prefix mega- (M) means

A) 10⁻⁶.
B) 10⁻³.
C) 10³.
D) 10 ⁶.
E) 10 ⁹.

3) The SI prefix nano- (n) means

A) 10⁻⁹.
B) 10⁻⁶.
C) 10⁻³.
D) 10 ⁺⁶.
E) 10⁺⁹.

4) What unit would be most appropriate when reporting the volume 5.23 × 10⁻⁶ L?

A) mL
B) μL
C) kL
D) dL
E) ML

5) What unit would be most appropriate when reporting the volume 1.94 ×10⁻³ g?

A) mg
B) μg
C) kg
D) dg
E) Mg

6) Select the largest unit.

A) mg
B) μg
C) kg
D) dg
E) Mg

7) Select the smallest unit.

A) mm
B) μm
C) nm
D) km
E) dm

8) If a patient in the hospital is running a temperature of 39.5°C, what is this in degrees Fahrenheit?

A) 99°F
B) 101.3°F
C) 102.4°F
D) 103.1°F
E) 104°F

9) Express 122.0°F in °C.

A) 50.0°C
B) 64.4°C
C) 67.8°C
D) 162.0°C
E) 219.6°C

10) If the temperature is 38.0°F then what is the temperature in kelvins?

A) 3.33 K
B) 100.4 K
C) 276.5 K
D) 311.15 K
E) 235.15 K

11) The boiling point for liquid nitrogen is 77 K. What is the temperature in degrees Fahrenheit?

A) −127°F
B) −289°F
C) −321°F
D) 177°F
E) 662°F

12) Isopropyl alcohol, commonly known as rubbing alcohol, boils at 82.4°C. What is the boiling point in kelvins?

A) 387.6 K
B) 355.6 K
C) 323.6 K
D) 190.8 K
E) −190.8 K

13) The dark meat of a 20-pound turkey requires an internal temperature of 180°F to be fully cooked. What minimum temperature reading should be displayed on a food thermometer that only measures in degrees Celsius?

A) 82°C
B) 354°C
C) 261°C
D) −192°C
E) −310°C

14) Write the value 0.000000000143 in scientific notation.

A) 1.43 ×10⁻¹⁰
B) 1.43 ×10⁻⁹
C) 1.43 ×10⁺¹⁰
D) 1.43 ×10⁺⁹
E) 1.430 ×10⁻⁹

15) Write the value 0.0000009620 in scientific notation.

A) 9.620 ×10⁻⁶
B) 9.62 ×10⁻¹³
C) 9.62 ×10⁻¹²
D) 9.62 ×10⁺⁷
E) 9.620 ×10⁻⁷

16) Write the value 4,710,000,000,000 in scientific notation.

A) 4.710 ×10⁻¹¹
B) 4.71 ×10⁺¹¹
C) 4.71 ×10⁺¹²
D) 4.710 ×10⁺⁹
E) 4.71 ×10⁻¹²

17) Write the value 15,360,000,000 in scientific notation.

A) 1.536 ×10⁻¹¹
B) 1.536 ×10⁺¹⁰
C) 1.536 ×10⁺¹¹
D) 1.536 ×10⁺⁶
E) 1.536 ×10⁻⁶

18) The number 1.050 × 109 has how many significant figures?

A) 2
B) 3
C) 4
D) 9
E) 13

19) How many significant figures are in 0.006570?

A) 3
B) 4
C) 5
D) 6
E) 7

20) Select the answer with the correct number of decimal places for the following sum: 13.914 cm + 243.1 cm + 12.00460 cm =

A) 269.01860 cm
B) 269.0186 cm
C) 269.019 cm
D) 269.02 cm
E) 269.0 cm

21) Select the answer that expresses the result of this calculation with the correct number of significant figures.

13.602 × 1.90 × 3.06 ------------------------------ 4.2 × 1.4097

A) 13.3568
B) 13.357
C) 13.36
D) 13.4
E) 13

22) Which is correct if 15,390,000 is rounded to two significant figures?

A) 15
B) 1.5 × 10⁻⁷
C) 1.5 × 10⁸
D) 15,400,000
E) 15,000,000

23) Select the correct conversion factor.

A)
B)
C)
D)
E) None of the conversion factors is correct.

24) Select the correct conversion factor.

A)
B)
C)
D)
E) None of the conversion factors is correct.

25) Select the correct conversion factor.

A)
B)
C)
D)
E) None of the conversion factors is correct.

26) Select the correct conversion factor.

A)
B)
C)
D)
E) None of the conversion factors is correct.

27) How many micrograms are in 65.3 kg?

A) 0.653 μg
B) 6.53 × 10⁷ μg
C) 6.53 × 10⁴ μg
D) 6.53 × 10⁻⁸ μg
E) 6.53 × 10¹⁰ μg

28) How many milliliters is 0.0055 L?

A) 0.55 mL
B) 5.5 mL
C) 0.5 mL
D) 0.0000055 mL
E) 182 mL

29) The distance between carbon atoms in ethylene is 134 picometers. Which of the following expresses that distance in meters?

A) 1.34 × 10⁻¹³ m
B) 1.34 × 10⁻¹² m
C) 1.34 × 10⁻¹⁰ m
D) 1.34 × 10⁻⁷ m
E) 1.34 × 10⁻⁶ m

30) The mass of a sample is 550 milligrams. Which of the following expresses that mass in kilograms?

A) 5.5 × 10 ⁸ kg
B) 5.5 × 10 ⁵ kg
C) 5.5 × 10⁻⁴ kg
D) 5.5 × 10⁻⁶ kg
E) 5.5 × 10⁻¹ kg

31) How many inches are in 382.5 cm? (1 in = 2.54 cm)?

A) 150.6 in
B) 6.641 × 10⁻³ in
C) 151 in
D) 971.6 in
E) 972 in

32) A large pizza has a diameter of 15 inches. Express this diameter in centimeters. (1 in = 2.54 cm)

A) 38 cm
B) 24 cm
C) 18 cm
D) 9.3 cm
E) 5.9 cm

33) What is the volume in milliliters of a 32.0 fl oz can of juice? (1 fl oz = 29.6 mL)

A) 1.08 mL
B) 947 mL
C) 0.925 mL
D) 0.95 mL
E) 1.1 mL

34) What is the volume of a container that contains 14.3 g of a substance having a density of 0.988 g/cm3?

A) 14.1 cm ³
B) 0.0691 cm ³
C) 14.5 cm ³
D) 141 cm ³
E) 691 cm ³

35) The density of mercury, the only metal to exist as a liquid at room temperature, is 13.6 g/cm3. What is that density in pounds per cubic inch? (1 in = 2.54 cm; 1 lb = 454 g)

A) 849 lb/in ³
B) 491 lb/in ³
C) 376 lb/in ³
D) 0.491 lb/in ³
E) 1.83 × 10⁻³ lb/in³

36) The speed needed to escape the pull of Earth's gravity is 11.3 km/s. What is this speed in mi/h? (1 mile = 1609 m)

A) 65,500 mi/h
B) 25,300 mi/h
C) 18,200 mi/h
D) 1,090 mi/h
E) 5.02 × 10⁻³ mi/h

37) The diameter of Earth is 12.7 Mm. Express this diameter in centimeters.

A) 1.27 × 10⁵ cm
B) 1.27 × 10 ⁶ cm
C) 1.27 × 10 ⁷ cm
D) 1.27 × 10 ⁸ cm
E) 1.27 × 10 ⁹ cm

38) The city of Los Angeles is now approximately 2400 miles south of Anchorage, Alaska. It is moving slowly northward as the San Andreas fault slides along. If Los Angeles is to arrive near Anchorage in 76 million years, at what average rate will it have to move in mm per month? (1 mi = 1609 m)

A) 2.0 × 10⁻¹⁰ mm/mo.
B) 6.6 × 10⁻⁶ mm/mo.
C) 4.2 mm/mo.
D) 9.5 mm/mo.
E) 51 mm/mo.

39) Iron has a density of 7.87 g/cm3. What mass of iron would be required to cover a football playing surface of 120 yds × 60. yds to a depth of 1.0 mm? (1 inch = 2.54 cm)

A) 76 kg
B) 47 Mg
C) 7.6 × 10 ⁵ g
D) 4.7 × 10 ⁸ g
E) 1.9 × 10 ⁷ g

40) A flask has a mass of 78.23 g when empty and 593.63 g when filled with water. When the same flask is filled with concentrated sulfuric acid, H2SO4, its mass is 1026.57 g. What is the density of concentrated sulfuric acid? (Assume water has a density of 1.00 g/cm3 at the temperature of the measurement.)

A) 1.992 g/cm ³
B) 1.840 g/cm ³
C) 1.729 g/cm ³
D) 1.598 g/cm ³
E) 0.543 g/cm ³

41) A geology student found an irregularly shaped rock, with a mass of 28.63 grams, and placed it into a graduated cylinder containing 13.31 mL of water. If the water level increased to 19.73 mL after the rock was placed in the cylinder, what is the density of the rock, in g/mL?

A) 4.46 g/mL
B) 4460 g/mL
C) 2.20 g/mL
D) 0.455 g/mL
E) 44.6 g/mL

42) If the density of corn syrup is 1.380 g/mL and a sample of corn syrup has a mass of 32 grams, what is the volume of corn syrup, in liters?

A) 43 L
B) 23 L
C) 0.043 L
D) 0.023 L
E) 2.3 L

43) Determine the mass of a 1.65-L sample of mercury. The density of mercury is 13.6 g/mL.

A) 8.24 g
B) 2.24 × 10 ⁴ g
C) 121 g
D) 224 g
E) 8.24 × 10 ⁻³ g

44) Determine the mass of a 11.3-L sample of copper. The density of copper is 8.96 g/mL.

A) 793 g
B) 1.26 × 10 ³ g
C) 9.88 × 10 ⁻⁶ g
D) 7.93 × 10 ⁻⁴ g
E) 1.01 × 10 ⁵ g

45) Convert the measurement 2.887 cL to units of mL.

A) 2.887 ×10 ¹ mL
B) 2.887 ×10⁴ mL
C) 2.887 × 10⁵ mL
D) 2.887 × 10⁸ mL
E) 2.887 × 10⁻⁸ mL

46) Convert 1,556.9 mm into units of km.

A) 1.5569 × 10⁻⁶ km
B) 1.5569 × 10¹ km
C) 1.5569 × 10³ km
D) 1.5569 × 10⁻³ km
E) 1.5569 × 10⁹ km

47) Convert 8.513 × 10⁵ mg/kL into units of ng/L.

A) 8.513 ×10¹¹ ng/L
B) 8.513 ×10⁸ ng/L
C) 8.513 × 10² ng/L
D) 8.513 × 10¹⁴ ng/L
E) 8.513 × 10⁻¹⁰ ng/L

48) If an electron has an acceleration of 2.33 × 10² m/sec², what is this value in units of m/min²?

A) 1.40 × 10⁴ m/min²
B) 3.88 m/min ²
C) 2.33 × 10³ m/min²
D) 6.47 × 10⁻² m/min²
E) 8.39 × 10⁵ m/min²

49) A train is accelerating at a rate of 11.8 m/s². What is this rate in units of nm/ms²?

A) 1.18 × 10⁻¹¹ nm/ms²
B) 1.18 × 10⁻¹⁴ nm/ms2
C) 1.18 × 10⁷ nm/ms²
D) 1.18 × 10⁹ nm/ms²
E) 1.18 × 10⁴ nm/ms²