Question 1

Chemistry is the study of the composition,properties,and transformations of ________.

Accepted Answer

The answer of Chemistry is the study of the composition,properties,and...

Question 2

Which of the following statements does not describe a chemical property of oxygen?

Accepted Answer

A) Iron will rust in the presence of oxygen. 
B) Oxygen combines with carbon to form carbon dioxide gas. 
C) The pressure is caused by collision of oxygen molecules with the sides of a container. 
D) When coal is burned in oxygen,the process is called combustion. 
A) Iron will rust in the presence of oxygen. 
B) Oxygen combines with carbon to form carbon dioxide gas. 
C) The pressure is caused by collision of oxygen molecules with the sides of a container. 
D) When coal is burned in oxygen,the process is called combustion.

Question 3

Argon belongs to the ________ group of the periodic table.

Accepted Answer

A) alkali metal 
B) alkaline earth 
C) halogen 
D) noble gas 
A) alkali metal 
B) alkaline earth 
C) halogen 
D) noble gas

Question 4

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

Accepted Answer

Question 5

How many significant figures are there in the answer for the following problem?
56)4 + 0.8822 + 21 = ?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 6

Which element has the chemical symbol,S?

Accepted Answer

A) selenium 
B) silicon 
C) sulfur 
D) scandium 
A) selenium 
B) silicon 
C) sulfur 
D) scandium

Question 7

Which element has the chemical symbol,Ru?

Accepted Answer

A) rubidium 
B) ruthenium 
C) rutherfordium 
D) rhodium 
A) rubidium 
B) ruthenium 
C) rutherfordium 
D) rhodium

Question 8

The density of aluminum is 2.702 g/cm3.What is the final liquid level of water if 1.130 ounces of aluminum is dropped into a graduated cylinder containing 15.90 mL of water?

Accepted Answer

A) 17.08 mL 
B) 21.66 mL 
C) 27.76 mL 
D) 47.95 mL 
A) 17.08 mL 
B) 21.66 mL 
C) 27.76 mL 
D) 47.95 mL

Question 9

Using exponential notation,there are ________ g in 1.0 kg.

Accepted Answer

The answer of Using exponential notation,there are ________ g in...

Question 10

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 11

Because of the high heat and low humidity in the summer in Death Valley,California,a visitor requires about one quart of water for every two miles traveled on foot.If the density of water is 0.990 g/mL at 45°C,how many kilograms of water are required for a person to walk 30 kilometers in Death Valley?

Accepted Answer

A) 8)7 kg 
B) 70 kg 
C) 3)5 × 102 kg 
D) 7)0 × 102 kg 
A) 8)7 kg 
B) 70 kg 
C) 3)5 × 102 kg 
D) 7)0 × 102 kg

Question 12

Which is the largest amount of heat?

Accepted Answer

A) 547 cal 
B) 8)65 × 102 kcal 
C) 7)16 × 102 J 
D) 4)09 kJ 
A) 547 cal 
B) 8)65 × 102 kcal 
C) 7)16 × 102 J 
D) 4)09 kJ

Question 13

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 14

Calcium belongs to the ________ group of the periodic table.

Accepted Answer

A) alkali metal 
B) alkaline earth 
C) halogen 
D) noble gas 
A) alkali metal 
B) alkaline earth 
C) halogen 
D) noble gas

Question 15

Convert 4 μm to meters.

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 16

The factor 1,000,000 corresponds to which prefix?

Accepted Answer

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

Question 17

The freezing point of methane is -295°F and the boiling point is -263°F.The temperature of the surface of Titan,a moon of Saturn,is 93 K.If methane exists on Titan,it is

Accepted Answer

A) a gas. 
B) a liquid. 
C) a solid. 
D) a plasma. 
A) a gas. 
B) a liquid. 
C) a solid. 
D) a plasma.

Question 18

The estimated mass of the planet Jupiter is 1.90 × 1027 kg and the density is believed to be 1.34 g/cm3.If Jupiter were a perfect sphere,what would be its diameter?

Accepted Answer

A) 6)96 × 106 m 
B) 6)96 × 107 m 
C) 1)39 × 107 m 
D) 1)39 × 108 m 
A) 6)96 × 106 m 
B) 6)96 × 107 m 
C) 1)39 × 107 m 
D) 1)39 × 108 m

Question 19

How many significant figures are there in the answer to the following problem?
( 9)992 × 3.200)+ 0.610 = ?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 20

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

Accepted Answer

A) 0)5070 
B) 0)201 
C) 418000 
D) 6)02 × 1024 
A) 0)5070 
B) 0)201 
C) 418000 
D) 6)02 × 1024

Exam 1: Chemistry: Matter and Measurement

Chemistry is the study of the composition,properties,and transformations of ________.

Which of the following statements does not describe a chemical property of oxygen?

Argon belongs to the ________ group of the periodic table.

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

How many significant figures are there in the answer for the following problem? 56)4 + 0.8822 + 21 = ?

Which element has the chemical symbol,S?

Which element has the chemical symbol,Ru?

The density of aluminum is 2.702 g/cm3.What is the final liquid level of water if 1.130 ounces of aluminum is dropped into a graduated cylinder containing 15.90 mL of water?

Using exponential notation,there are ________ g in 1.0 kg.

Without using a calculator,solve the following problem:

Which is the largest amount of heat?

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

Calcium belongs to the ________ group of the periodic table.

Convert 4 μm to meters.

The factor 1,000,000 corresponds to which prefix?

The freezing point of methane is -295°F and the boiling point is -263°F.The temperature of the surface of Titan,a moon of Saturn,is 93 K.If methane exists on Titan,it is

The estimated mass of the planet Jupiter is 1.90 × 1027 kg and the density is believed to be 1.34 g/cm3.If Jupiter were a perfect sphere,what would be its diameter?

How many significant figures are there in the answer to the following problem? ( 9)992 × 3.200)+ 0.610 = ?

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

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Ionic Bonds and Some Main-Group Chemistry

Covalent Bonds 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

Hydrogen, oxygen, and Water

The Main-Group Elements

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

Nuclear Chemistry

Organic and Biological Chemistry

Filters

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

The density of aluminum is 2.702 g/cm³.What is the final liquid level of water if 1.130 ounces of aluminum is dropped into a graduated cylinder containing 15.90 mL of water?

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

The estimated mass of the planet Jupiter is 1.90 × 10²⁷ kg and the density is believed to be 1.34 g/cm³.If Jupiter were a perfect sphere,what would be its diameter?