Question 1

On a very cold day in Alaska,the temperature was -40 °F.The temperature in Celsius on the same day was also -40 °C.

Accepted Answer

A) True 
 B)False

Question 2

What is the correct answer,with the proper number of significant figures,for the following calculation?
6.3 × 3.78

Accepted Answer

The answer of What is the correct answer,with the proper...

Question 3

A solution of 34.5% sulfuric acid by weight in water has a density of 1.26 g/mL.How many grams of sulfuric acid are needed to make 3.22 L of this solution?

Accepted Answer

A) 1.20 × 105 g 
B) 882 g 
C) 135 g 
D) 1.40 × 103 g 
E) 1.40 × 105 g 
A) 1.20 × 105 g 
B) 882 g 
C) 135 g 
D) 1.40 × 103 g 
E) 1.40 × 105 g

Question 4

Choose the INCORRECT statement.

Accepted Answer

A) Matter is made of tiny units called atoms. 
B) An element is a substance made of one type of atom. 
C) A compound contains regions that are unlike other regions of the compound. 
D) Homogeneous mixtures are solutions. 
E) Elements and compounds are substances. 
A) Matter is made of tiny units called atoms. 
B) An element is a substance made of one type of atom. 
C) A compound contains regions that are unlike other regions of the compound. 
D) Homogeneous mixtures are solutions. 
E) Elements and compounds are substances.

Question 5

Convert 21.8 in3 to liters.(2.54 cm = 1.00 in)

Accepted Answer

A) 0.0554 L 
B) 1.33 × 103 L 
C) 8.58 L 
D) 0.357 L 
E) 8.58 × 103 L 
A) 0.0554 L 
B) 1.33 × 103 L 
C) 8.58 L 
D) 0.357 L 
E) 8.58 × 103 L

Question 6

At what temperature does the Fahrenheit reading equal twice the Celsius temperature?

Accepted Answer

A) 160 °C,320 °F 
B) 12 °C,24 °F 
C) -12 °C,-24 °F 
D) -288 °C,-576 °F 
E) 40 °C,80 °F 
A) 160 °C,320 °F 
B) 12 °C,24 °F 
C) -12 °C,-24 °F 
D) -288 °C,-576 °F 
E) 40 °C,80 °F

Question 7

A briefcase 4.5 in × 22 in × 11 in is filled with gold,which has a density of 19.3 g/cm3 and costs $308/oz.What is the dollar value of this gold?

Accepted Answer

A) $5.80 × 105  
B) $1.56 × 103  
C) $3.74 × 106  
D) $1.00 × 104  
E) $2.81 × 106  
A) $5.80 × 105  
B) $1.56 × 103  
C) $3.74 × 106  
D) $1.00 × 104  
E) $2.81 × 106

Question 8

Which of the following is the proper set of conversion factors for changing lb/in2 to pascals? (Hint: A pascal is a unit of force equal to 1 N/m2. )

Accepted Answer

A) (1 lb/4.45 N)(1 m2/1550 in2) 
B) (4.45 N/1 lb)(1 m2/1550 in2) 
C) (1 lb/4.45 N)(1550 in2/1 m2) 
D) (4.45 N/1 lb)(1550 in2/1 m2) 
E) (1 lb/4.45 N) 
A) (1 lb/4.45 N)(1 m2/1550 in2) 
B) (4.45 N/1 lb)(1 m2/1550 in2) 
C) (1 lb/4.45 N)(1550 in2/1 m2) 
D) (4.45 N/1 lb)(1550 in2/1 m2) 
E) (1 lb/4.45 N)

Question 9

1.00 oz of gold (density = 19.3 g/mL)can be hammered into a sheet that would cover a   Area.How thick would such a sheet be in centimeters? 
(1 oz= 28.350 g)

Accepted Answer

A) 1.58 × 10-5 cm 
B) 4.82 × 10-4 cm 
C) 4.02 × 10-5 cm 
D) 6.33 × 104 cm 
E) 2.11 × 10-5 cm 
A) 1.58 × 10-5 cm 
B) 4.82 × 10-4 cm 
C) 4.02 × 10-5 cm 
D) 6.33 × 104 cm 
E) 2.11 × 10-5 cm

Question 10

Convert 10 cm3 to m3.

Accepted Answer

A) 1 × 10-5 m3 
B) 1 × 10-1 m3 
C) 1 × 103 m3 
D) 1 × 107 m3 
A) 1 × 10-5 m3 
B) 1 × 10-1 m3 
C) 1 × 103 m3 
D) 1 × 107 m3

Question 11

Without using a calculator,solve the following problem:

Accepted Answer

A) 1 × 10-4 
B) 1 × 105 
C) 1 × 1023 
D) 1 × 1032 
A) 1 × 10-4 
B) 1 × 105 
C) 1 × 1023 
D) 1 × 1032

Question 12

A 14-karat gold ring contains 58.3% gold and weighs 12.41 g.If gold sells for $308.00/ounce,what is the value of the gold in the ring?

Accepted Answer

A) $116 
B) $135 
C) $231 
D) $58.90 
E) $78.60 
A) $116 
B) $135 
C) $231 
D) $58.90 
E) $78.60

Question 13

Convert 4 μm to metres.

Accepted Answer

A) 4 × 10-9 m 
B) 4 × 10-6 m 
C) 4 × 10-3 m 
D) 4 × 106 m 
A) 4 × 10-9 m 
B) 4 × 10-6 m 
C) 4 × 10-3 m 
D) 4 × 106 m

Question 14

In Europe,the volume of soda is given in cL.How many mL are contained in a can of soda labeled "75 cL"?

Accepted Answer

A) 750 mL 
B) 75 mL 
C) 7.5 mL 
D) 7500 mL 
E) 0.75 mL 
A) 750 mL 
B) 75 mL 
C) 7.5 mL 
D) 7500 mL 
E) 0.75 mL

Question 15

An intensive property is dependent of the amount of matter observed.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is a physical change?

Accepted Answer

A) the freezing of water to form ice 
B) the burning of paper 
C) the sodium metal reacts vigorously with water 
D) the reaction of zinc with hydrochloric acid 
E) the inability of gold to react with water 
A) the freezing of water to form ice 
B) the burning of paper 
C) the sodium metal reacts vigorously with water 
D) the reaction of zinc with hydrochloric acid 
E) the inability of gold to react with water

Question 17

Systematic errors are consequence of inherent errors in measuring devices.

Accepted Answer

A) True 
 B)False

Question 18

Two hundred mL of solution has a mass of 198 g.What is the density of the solution?

Accepted Answer

A) 1.01 g/mL 
B) 3.98 g/mL 
C) 99.0 g/mL 
D) 0.990 g/mL 
E) 1.98 g/mL 
A) 1.01 g/mL 
B) 3.98 g/mL 
C) 99.0 g/mL 
D) 0.990 g/mL 
E) 1.98 g/mL

Question 19

The width,length,and height of a large,custom-made shipping crate are 1.22 m, 3.22m, And 0.83m Respectively.The volume of the box using the correct number of significant figures is ________ m3
.

Accepted Answer

A) 3.26057 
B) 3.3 
C) 3.26 
D) 3.261 
E) 3.2606 
A) 3.26057 
B) 3.3 
C) 3.26 
D) 3.261 
E) 3.2606

Question 20

Which of the following is a physical property?

Accepted Answer

A) the density of lead 
B) sulfur burns in oxygen to form sulfur trioxide 
C) ozone reacts with silver to give silver oxide 
D) platinum metal does not react with hydrochloric acid 
A) the density of lead 
B) sulfur burns in oxygen to form sulfur trioxide 
C) ozone reacts with silver to give silver oxide 
D) platinum metal does not react with hydrochloric acid

Exam 1: Matter: Its Properties and Measurement

On a very cold day in Alaska,the temperature was -40 °F.The temperature in Celsius on the same day was also -40 °C.

What is the correct answer,with the proper number of significant figures,for the following calculation? 6.3 × 3.78

A solution of 34.5% sulfuric acid by weight in water has a density of 1.26 g/mL.How many grams of sulfuric acid are needed to make 3.22 L of this solution?

Choose the INCORRECT statement.

Convert 21.8 in3 to liters.(2.54 cm = 1.00 in)

At what temperature does the Fahrenheit reading equal twice the Celsius temperature?

A briefcase 4.5 in × 22 in × 11 in is filled with gold,which has a density of 19.3 g/cm3 and costs $308/oz.What is the dollar value of this gold?

Which of the following is the proper set of conversion factors for changing lb/in2 to pascals? (Hint: A pascal is a unit of force equal to 1 N/m2. )

1.00 oz of gold (density = 19.3 g/mL)can be hammered into a sheet that would cover a Area.How thick would such a sheet be in centimeters? (1 oz= 28.350 g)

Convert 10 cm3 to m3.

Without using a calculator,solve the following problem:

A 14-karat gold ring contains 58.3% gold and weighs 12.41 g.If gold sells for $308.00/ounce,what is the value of the gold in the ring?

Convert 4 μm to metres.

In Europe,the volume of soda is given in cL.How many mL are contained in a can of soda labeled "75 cL"?

An intensive property is dependent of the amount of matter observed.

Which of the following is a physical change?

Systematic errors are consequence of inherent errors in measuring devices.

Two hundred mL of solution has a mass of 198 g.What is the density of the solution?

The width,length,and height of a large,custom-made shipping crate are 1.22 m, 3.22m, And 0.83m Respectively.The volume of the box using the correct number of significant figures is ________ m3 .

Which of the following is a physical property?

Atoms and the Atomic Theory

Chemical Compounds

Chemical Reactions

Introduction to Reactions in Aqueous Solutions

Gases

Thermochemistry

Electrons in Atoms

The Periodic Table and Some Atomic Properties

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

Chemistry of the Living State

Filters

Convert 21.8 in³ to liters.(2.54 cm = 1.00 in)

A briefcase 4.5 in × 22 in × 11 in is filled with gold,which has a density of 19.3 g/cm³ and costs $308/oz.What is the dollar value of this gold?

Which of the following is the proper set of conversion factors for changing lb/in² to pascals? (Hint: A pascal is a unit of force equal to 1 N/m². )

Convert 10 cm³ to m³.

The width,length,and height of a large,custom-made shipping crate are 1.22 m, 3.22m, And 0.83m Respectively.The volume of the box using the correct number of significant figures is ________ m³ .