Question 1

Which of the following is correctly written in scientific notation?

Accepted Answer

A) 50.0 × 106 
B) 4.02 × 10216 
C) 1 × 10 − 6.8 
D) 1.005 × 10 − 9.05 
E) 10 − 5 
A) 50.0 × 106 
B) 4.02 × 10216 
C) 1 × 10 − 6.8 
D) 1.005 × 10 − 9.05 
E) 10 − 5

Question 2

Solve the problem.
33.5 ÷ 3.011

Accepted Answer

A) 1.11 × 101 
B) 1.11 × 103 
C) 1.113 × 101 
D) 1.11 × 102 
E) 1.112587 × 101 
A) 1.11 × 101 
B) 1.11 × 103 
C) 1.113 × 101 
D) 1.11 × 102 
E) 1.112587 × 101

Question 3

The long jump record is 8.90 m. What is the length in yards? (1 yd = 0.9144 m)

Accepted Answer

A) 9.73 yards 
B) 293 yards 
C) 350 yards 
D) 4204 yards 
E) 5000 yards 
A) 9.73 yards 
B) 293 yards 
C) 350 yards 
D) 4204 yards 
E) 5000 yards

Question 4

Calculate the density with the correct number of significant figures of a 50.0 g sample of mercury with a volume of 3.66 mL.

Accepted Answer

A) 13.66 g\mL 
B) 13.7 mL 
C) 183 g\mL 
D) 0.0732 g\mL 
E) 0.073 g\mL 
A) 13.66 g\mL 
B) 13.7 mL 
C) 183 g\mL 
D) 0.0732 g\mL 
E) 0.073 g\mL

Question 5

Solve the problem.
131.7 × 1.05

Accepted Answer

A) 1.38 × 103 
B) 1.38 × 102 
C) 1.3 × 103 
D) 1.30 × 103 
E) 1.3 × 10 − 3 
A) 1.38 × 103 
B) 1.38 × 102 
C) 1.3 × 103 
D) 1.30 × 103 
E) 1.3 × 10 − 3

Question 6

Convert 89.5 meters to millimeters.

Accepted Answer

A) 8.95 × 104 mm 
B) 8.95 × 10 − 4 mm 
C) 8.95 × 102 mm 
D) 8.95 × 10 − 2 mm 
E) None of these. 
A) 8.95 × 104 mm 
B) 8.95 × 10 − 4 mm 
C) 8.95 × 102 mm 
D) 8.95 × 10 − 2 mm 
E) None of these.

Question 7

Determine the volume occupied by 1.5 g of ethyl alcohol. The density of ethyl alcohol is 0.789 g\mL.

Accepted Answer

A) 1.9 mL 
B) 1.3 mL 
C) 0.53 mL 
D) 0.526 mL 
E) 1.331 mL 
A) 1.9 mL 
B) 1.3 mL 
C) 0.53 mL 
D) 0.526 mL 
E) 1.331 mL

Question 8

A regulation soccer field is 110.0 yards in length. Calculate the length in millimeters. (1.094 yards = 1 m)

Accepted Answer

A) 0.101 mm 
B) 1.01 mm 
C) 100.5 mm 
D) 1.01 × 104 mm 
E) 1.01 × 105 mm 
A) 0.101 mm 
B) 1.01 mm 
C) 100.5 mm 
D) 1.01 × 104 mm 
E) 1.01 × 105 mm

Question 9

Which of these is the correct normal notation for 8.14 × 105?

Accepted Answer

A) 0.0000814 
B) 0.000814 
C) 81.400 
D) 814,000 
E) 81,400,000 
A) 0.0000814 
B) 0.000814 
C) 81.400 
D) 814,000 
E) 81,400,000

Question 10

Chemical waste is often shipped in 55-gallon drums. What is the weight in pounds of a 55-gallon drum if the density of the waste is 1.5942 g\cm3? (454 g = 1 pound; 0.9463 L = 1 quart; 4 quarts = 1 gallon)

Accepted Answer

A) 130 lbs 
B) 731 lbs 
C) 810 lbs 
D) 4.5 × 104 lbs 
E) 5.9 × 104 lbs 
A) 130 lbs 
B) 731 lbs 
C) 810 lbs 
D) 4.5 × 104 lbs 
E) 5.9 × 104 lbs

Question 11

Which of these is the correct normal decimal notation for 5.23 × 10 − 4?

Accepted Answer

A) 0.0523 
B) 0.00523 
C) 0.0000523 
D) 0.000523 
E) 52,300 
A) 0.0523 
B) 0.00523 
C) 0.0000523 
D) 0.000523 
E) 52,300

Question 12

Most races are now measured in kilometers. What is the distance in miles a runner must complete in a 10 kilometer run. (1 km = 0.62137 mile)

Accepted Answer

A) 3.1 miles 
B) 6.2 miles 
C) 16.1 miles 
D) 32.2 miles 
E) 62.137 
A) 3.1 miles 
B) 6.2 miles 
C) 16.1 miles 
D) 32.2 miles 
E) 62.137

Question 13

Which of these series correctly orders the values given from smallest to largest?

Accepted Answer

A) I < II < III < IV 
B) II < I < IV < III 
C) I < II = III < IV 
D) I < IV < III < II 
E) I < III < IV < II 
A) I < II < III < IV 
B) II < I < IV < III 
C) I < II = III < IV 
D) I < IV < III < II 
E) I < III < IV < II

Question 14

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 inches)

Accepted Answer

A) 9.73 inches 
B) 293 inches 
C) 350 inches 
D) 4204 inches 
E) 5000 inches 
A) 9.73 inches 
B) 293 inches 
C) 350 inches 
D) 4204 inches 
E) 5000 inches

Question 15

Given that 1 in = 2.54 cm, which of the following is true?

Accepted Answer

A) 1 in2 = 2.54 cm2 
B) 1 in2 = 5.08 cm2 
C) 1 in2 = 6.45 cm2 
D) 1 in2 = 1.27 cm2 
E) None of these. 
A) 1 in2 = 2.54 cm2 
B) 1 in2 = 5.08 cm2 
C) 1 in2 = 6.45 cm2 
D) 1 in2 = 1.27 cm2 
E) None of these.

Question 16

Solve the following equation for z.
4z ÷ 2z + 3 = 30

Accepted Answer

A) 2 
B) 6.25 
C) 10 
D) 11 
E) 13.5 
A) 2 
B) 6.25 
C) 10 
D) 11 
E) 13.5

Question 17

1.00 in3 equals ________.

Accepted Answer

A) 2.54 cm3 
B) 7.62 cm3 
C) 16.38 cm3 
D) .394 cm3 
A) 2.54 cm3 
B) 7.62 cm3 
C) 16.38 cm3 
D) .394 cm3

Question 18

Which of these numbers has the four significant figures?

Accepted Answer

A) 0.3211 
B) 0.201 
C) 6.02 × 1023 
D) 5100 
E) 0.0103 
A) 0.3211 
B) 0.201 
C) 6.02 × 1023 
D) 5100 
E) 0.0103

Question 19

Which of the following is not true?

Accepted Answer

A) 1 cm = .01 m 
B) 100 cm = 1 m 
C) 1 cm = 100m 
D) .01 cm = .0001m 
E) 10000 cm = 100 m 
A) 1 cm = .01 m 
B) 100 cm = 1 m 
C) 1 cm = 100m 
D) .01 cm = .0001m 
E) 10000 cm = 100 m

Question 20

How many kilograms of calcium are there in a 173 pounds of calcium? (1 pound = 454 grams)

Accepted Answer

A) 1.1 kg 
B) 78.54 kg 
C) 1.1 × 102 kg 
D) 3.8 × 104 kg 
E) 7.85 × 104 kg 
A) 1.1 kg 
B) 78.54 kg 
C) 1.1 × 102 kg 
D) 3.8 × 104 kg 
E) 7.85 × 104 kg

Which of the following is correctly written in scientific notation?

Solve the problem. 33.5 ÷ 3.011

The long jump record is 8.90 m. What is the length in yards? (1 yd = 0.9144 m)

Calculate the density with the correct number of significant figures of a 50.0 g sample of mercury with a volume of 3.66 mL.

Solve the problem. 131.7 × 1.05

Convert 89.5 meters to millimeters.

Determine the volume occupied by 1.5 g of ethyl alcohol. The density of ethyl alcohol is 0.789 g\mL.

A regulation soccer field is 110.0 yards in length. Calculate the length in millimeters. (1.094 yards = 1 m)

Which of these is the correct normal notation for 8.14 × 10⁵?

Chemical waste is often shipped in 55-gallon drums. What is the weight in pounds of a 55-gallon drum if the density of the waste is 1.5942 g\cm³? (454 g = 1 pound; 0.9463 L = 1 quart; 4 quarts = 1 gallon)

Which of these is the correct normal decimal notation for 5.23 × 10^{− 4}?

Most races are now measured in kilometers. What is the distance in miles a runner must complete in a 10 kilometer run. (1 km = 0.62137 mile)

Which of these series correctly orders the values given from smallest to largest?

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 inches)

Given that 1 in = 2.54 cm, which of the following is true?

Solve the following equation for z. 4z ÷ 2z + 3 = 30

1.00 in³ equals ________.

Which of these numbers has the four significant figures?

Which of the following is not true?

How many kilograms of calcium are there in a 173 pounds of calcium? (1 pound = 454 grams)

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Molecules, Compounds, and Chemical Reactions

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The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

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Exam 2: The Chemists Toolbox

Which of the following is correctly written in scientific notation?

Solve the problem. 33.5 ÷ 3.011

The long jump record is 8.90 m. What is the length in yards? (1 yd = 0.9144 m)

Calculate the density with the correct number of significant figures of a 50.0 g sample of mercury with a volume of 3.66 mL.

Solve the problem. 131.7 × 1.05

Convert 89.5 meters to millimeters.

Determine the volume occupied by 1.5 g of ethyl alcohol. The density of ethyl alcohol is 0.789 g\mL.

A regulation soccer field is 110.0 yards in length. Calculate the length in millimeters. (1.094 yards = 1 m)

Which of these is the correct normal notation for 8.14 × 105?

Chemical waste is often shipped in 55-gallon drums. What is the weight in pounds of a 55-gallon drum if the density of the waste is 1.5942 g\cm3? (454 g = 1 pound; 0.9463 L = 1 quart; 4 quarts = 1 gallon)

Which of these is the correct normal decimal notation for 5.23 × 10 − 4?

Most races are now measured in kilometers. What is the distance in miles a runner must complete in a 10 kilometer run. (1 km = 0.62137 mile)

Which of these series correctly orders the values given from smallest to largest?

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 inches)

Given that 1 in = 2.54 cm, which of the following is true?

Solve the following equation for z. 4z ÷ 2z + 3 = 30

1.00 in3 equals ________.

Which of these numbers has the four significant figures?

Which of the following is not true?

How many kilograms of calcium are there in a 173 pounds of calcium? (1 pound = 454 grams)

Molecular Reasons

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Chemical Bonding

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology

Filters

Which of these is the correct normal notation for 8.14 × 10⁵?

Chemical waste is often shipped in 55-gallon drums. What is the weight in pounds of a 55-gallon drum if the density of the waste is 1.5942 g\cm³? (454 g = 1 pound; 0.9463 L = 1 quart; 4 quarts = 1 gallon)

Which of these is the correct normal decimal notation for 5.23 × 10^{− 4}?

1.00 in³ equals ________.