Question 1

Convert 4.300 × 10-3 to ordinary notation.

Accepted Answer

A) 0.0004300 
B) 0.004300 
C) 430.0 
D) 4300 
A) 0.0004300 
B) 0.004300 
C) 430.0 
D) 4300

Question 2

Which of the following is an example of a qualitative measurement?

Accepted Answer

A) blue crystal 
B) 10 g of salt 
C) 2 moles of carbon atoms 
D) 12 dL of water 
A) blue crystal 
B) 10 g of salt 
C) 2 moles of carbon atoms 
D) 12 dL of water

Question 3

Which of the following numbers has the greatest number of significant figures?

Accepted Answer

A) 0.5070 
B) 0.201 
C) 234000 
D) 3.69 × 1024 
A) 0.5070 
B) 0.201 
C) 234000 
D) 3.69 × 1024

Question 4

Volume is a derived unit having the unit lengthx,where x = ________.

Accepted Answer

Question 5

To the correct number of significant figures,what is the temperature reading on the following Celsius thermometer?

Accepted Answer

A) 15°C 
B) 15.6°C 
C) 15.67°C 
D) 16°C 
A) 15°C 
B) 15.6°C 
C) 15.67°C 
D) 16°C

Question 6

A pure diamond has a density of 3.52 g/cm3.Which of the following equations will allow you to correctly calculate the density in terms of kg/dm3?

Accepted Answer

A)   × ×  
B)   × ×  
C)   × ×  
D)   × ×  
A)   × ×  
B)   × ×  
C)   × ×  
D)   × ×

Question 7

What symbol is used to represent the factor 10-3?

Accepted Answer

A) M 
B) m 
C) μ 
D) n 
A) M 
B) m 
C) μ 
D) n

Question 8

What symbol is used to represent the factor 10-2?

Accepted Answer

A) M 
B) c 
C) μ 
D) n 
A) M 
B) c 
C) μ 
D) n

Question 9

Given that 2.54 cm = 1 in,350 in3 = ________ L.

Accepted Answer

Question 10

The factor 0.01 corresponds to which prefix?

Accepted Answer

A) deka 
B) deci 
C) centi 
D) milli 
A) deka 
B) deci 
C) centi 
D) milli

Question 11

Which of the following is the lowest temperature?

Accepted Answer

A) 37°C 
B) 54°F 
C) 313 K 
D) All of these temperatures are all equal. 
A) 37°C 
B) 54°F 
C) 313 K 
D) All of these temperatures are all equal.

Question 12

The mass of a proton is 1.67 × 10-27 kg.What is the mass of a proton in Gigagrams?

Accepted Answer

A) 1.67 × 10-39 Gg 
B) 1.67 × 10-36 Gg 
C) 1.67 × 10-33 Gg 
D) 1.67 × 10-30 Gg 
A) 1.67 × 10-39 Gg 
B) 1.67 × 10-36 Gg 
C) 1.67 × 10-33 Gg 
D) 1.67 × 10-30 Gg

Question 13

What symbol is used to represent the factor 109?

Accepted Answer

A) M 
B) m 
C) μ 
D) G 
A) M 
B) m 
C) μ 
D) G

Question 14

The diameter of an atom is approximately 1 × 10-10 m.What is the diameter in centimeters?

Accepted Answer

A) 1 × 10-13 cm 
B) 1 × 10-12 cm 
C) 1 × 10-8 cm 
D) 1 × 10-7 cm 
A) 1 × 10-13 cm 
B) 1 × 10-12 cm 
C) 1 × 10-8 cm 
D) 1 × 10-7 cm

Question 15

A fishing boat accidentally spills 6.0 barrels of diesel oil into the ocean.Each barrel contains 42 gallons.If the oil film on the ocean is 2.5 × 102 nm thick,how many square meters will the oil slick cover?

Accepted Answer

A) 3.8 × 10-3 m2 
B) 3.8 × 106 m2 
C) 3.8 × 107 m2 
D) none of these 
A) 3.8 × 10-3 m2 
B) 3.8 × 106 m2 
C) 3.8 × 107 m2 
D) none of these

Question 16

Identify the smallest item.

Accepted Answer

A) the width of human hair 
B) a white blood cell 
C) a virus 
D) a sugar 
A) the width of human hair 
B) a white blood cell 
C) a virus 
D) a sugar

Question 17

Which of the following is a fundamental SI Unit?

Accepted Answer

A) millimeter 
B) meter 
C) hectometer 
D) nanometer 
A) millimeter 
B) meter 
C) hectometer 
D) nanometer

Question 18

One gram is approximately the same as half the mass of a new U.S.

Accepted Answer

A) penny. 
B) dime. 
C) quarter. 
D) dollar. 
A) penny. 
B) dime. 
C) quarter. 
D) dollar.

Question 19

Which of the following is the greatest mass?

Accepted Answer

A) 10,000 μg 
B) 1.000 × 10-3 kg 
C) 1.000 × 10-3 cg 
D) 1.000 × 10-7 Mg 
A) 10,000 μg 
B) 1.000 × 10-3 kg 
C) 1.000 × 10-3 cg 
D) 1.000 × 10-7 Mg

Question 20

The diameter of an atom is approximately 1 × 10-10 m.What is the diameter in millimeters?

Accepted Answer

A) 1 × 10-16 mm 
B) 1 × 10-13 mm 
C) 1 × 10-7 mm 
D) 1 × 10-4 mm 
A) 1 × 10-16 mm 
B) 1 × 10-13 mm 
C) 1 × 10-7 mm 
D) 1 × 10-4 mm

Exam 1: Chemical Tools: Experimentation and Measurement

Convert 4.300 × 10-3 to ordinary notation.

Which of the following is an example of a qualitative measurement?

Which of the following numbers has the greatest number of significant figures?

Volume is a derived unit having the unit lengthx,where x = ________.

To the correct number of significant figures,what is the temperature reading on the following Celsius thermometer?

A pure diamond has a density of 3.52 g/cm3.Which of the following equations will allow you to correctly calculate the density in terms of kg/dm3?

What symbol is used to represent the factor 10-3?

What symbol is used to represent the factor 10-2?

Given that 2.54 cm = 1 in,350 in3 = ________ L.

The factor 0.01 corresponds to which prefix?

Which of the following is the lowest temperature?

The mass of a proton is 1.67 × 10-27 kg.What is the mass of a proton in Gigagrams?

What symbol is used to represent the factor 109?

The diameter of an atom is approximately 1 × 10-10 m.What is the diameter in centimeters?

A fishing boat accidentally spills 6.0 barrels of diesel oil into the ocean.Each barrel contains 42 gallons.If the oil film on the ocean is 2.5 × 102 nm thick,how many square meters will the oil slick cover?

Identify the smallest item.

Which of the following is a fundamental SI Unit?

One gram is approximately the same as half the mass of a new U.S.

Which of the following is the greatest mass?

The diameter of an atom is approximately 1 × 10-10 m.What is the diameter in millimeters?

Atoms, molecules, and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

Convert 4.300 × 10^-3 to ordinary notation.

Volume is a derived unit having the unit length^x,where x = ________.

A pure diamond has a density of 3.52 g/cm³.Which of the following equations will allow you to correctly calculate the density in terms of kg/dm³?

What symbol is used to represent the factor 10^-3?

What symbol is used to represent the factor 10^-2?

Given that 2.54 cm = 1 in,350 in³ = ________ L.

The mass of a proton is 1.67 × 10^-27 kg.What is the mass of a proton in Gigagrams?

What symbol is used to represent the factor 10⁹?

The diameter of an atom is approximately 1 × 10^-10 m.What is the diameter in centimeters?

A fishing boat accidentally spills 6.0 barrels of diesel oil into the ocean.Each barrel contains 42 gallons.If the oil film on the ocean is 2.5 × 10² nm thick,how many square meters will the oil slick cover?

The diameter of an atom is approximately 1 × 10^-10 m.What is the diameter in millimeters?