Question 1

In the number 48.93,which digit is estimated?

Accepted Answer

A) 4 
B) 8 
C) 9 
D) 3 
E) None of the above,all digits are certain. 
A) 4 
B) 8 
C) 9 
D) 3 
E) None of the above,all digits are certain.

Question 2

The correct prefix for the multiplier 0.000001 is:

Accepted Answer

A) mega. 
B) milli. 
C) micro. 
D) nano. 
E) none of the above 
A) mega. 
B) milli. 
C) micro. 
D) nano. 
E) none of the above

Question 3

The correct decimal representation of 6.453 × 103 is:

Accepted Answer

A) 6,453 
B) 0.006453 
C) 6.5 × 103 
D) 6.453 
E) none of the above 
A) 6,453 
B) 0.006453 
C) 6.5 × 103 
D) 6.453 
E) none of the above

Question 4

What is the base SI unit for length?

Accepted Answer

A) mile 
B) centimeter 
C) foot 
D) meter 
E) none of the above 
A) mile 
B) centimeter 
C) foot 
D) meter 
E) none of the above

Question 5

The correct multiplier for the prefix micro is:

Accepted Answer

A) 103 
B) 10-6 
C) 10-9 
D) 106 
E) none of the above 
A) 103 
B) 10-6 
C) 10-9 
D) 106 
E) none of the above

Question 6

What is the volume of 19.6 g of a liquid that has a density of 0.967 g/mL?

Accepted Answer

A) 16.9 mL 
B) 20.3 mL 
C) 14.7 mL 
D) 17.9 mL 
E) none of the above 
A) 16.9 mL 
B) 20.3 mL 
C) 14.7 mL 
D) 17.9 mL 
E) none of the above

Question 7

The metric prefix k would be presented as 10 to the power of:

Accepted Answer

A) -3 
B) 3 
C) 12 
D) -9 
A) -3 
B) 3 
C) 12 
D) -9

Question 8

The jet fuel in an airplane has a mass of 97.5 kg and a density of 0.804 g/cm3.What is the volume of this jet fuel?

Accepted Answer

A) 7.84 ×   cm3 
B) 7.84 ×   cm3 
C) 1.21 ×   cm3 
D) 1.21 ×   cm3 
E) none of the above 
A) 7.84 ×   cm3 
B) 7.84 ×   cm3 
C) 1.21 ×   cm3 
D) 1.21 ×   cm3 
E) none of the above

Question 9

How many significant figures should be reported in the answer to the following calculation? (4.921)+ (16.2)=

Accepted Answer

A) 3 
B) 2 
C) 1 
D) 4 
E) none of the above 
A) 3 
B) 2 
C) 1 
D) 4 
E) none of the above

Question 10

Determine the answer to the following equation with correct number of significant figures: (17.103 + 2.03)× 1.02521 = ________

Accepted Answer

A) 19.6153 
B) 19.62 
C) 19.6 
D) 20 
E) none of the above 
A) 19.6153 
B) 19.62 
C) 19.6 
D) 20 
E) none of the above

Question 11

If you count 7 pennies,you can only report one significant figure in that measurement.

Accepted Answer

A) True 
 B)False

Question 12

An American nickel five cent coin has a mass of approximately 5 grams.Five grams is equivalent to which term?

Accepted Answer

A) 5000 kilograms 
B) 5000 milligrams 
C) 50 centigrams 
D) 5000 micrograms 
E) none of the above 
A) 5000 kilograms 
B) 5000 milligrams 
C) 50 centigrams 
D) 5000 micrograms 
E) none of the above

Question 13

The base SI unit for temperature is:

Accepted Answer

A) Fahrenheit. 
B) Kelvin. 
C) Celsius. 
D) atmospheres. 
E) none of the above 
A) Fahrenheit. 
B) Kelvin. 
C) Celsius. 
D) atmospheres. 
E) none of the above

Question 14

How many microliters are in 41.0 mL?

Accepted Answer

A) 4.1 × 103 
B) 4.1 × 1010 
C) 0.041 
D) 4.10 × 104 
E) none of the above 
A) 4.1 × 103 
B) 4.1 × 1010 
C) 0.041 
D) 4.10 × 104 
E) none of the above

Question 15

The prefix micro represents the multiplier 0.001.

Accepted Answer

A) True 
 B)False

Question 16

Exact numbers have an unlimited number of significant figures.

Accepted Answer

A) True 
 B)False

Question 17

The decimal value 0.01 is equal to which exponential?

Accepted Answer

A)    
B)    
C)    
D)    
E) none of the above 
A)    
B)    
C)    
D)    
E) none of the above

Question 18

Which of the following sets of units is NOT in the order of increasing size?

Accepted Answer

A) μg < g < kg 
B) mL < dL < L 
C) ns < ms < s 
D) cm < μm < km 
E) μmol < mmol < mol 
A) μg < g < kg 
B) mL < dL < L 
C) ns < ms < s 
D) cm < μm < km 
E) μmol < mmol < mol

Question 19

How many inches are in 6.32 cm?

Accepted Answer

A) 16.1 
B) 2.49 
C) 3.78 
D) 8.86 
E) none of the above 
A) 16.1 
B) 2.49 
C) 3.78 
D) 8.86 
E) none of the above

Question 20

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m3?

Accepted Answer

A) 1.331 × 10-3 
B) 1.33 × 103 
C) 1.33 × 10-3 
D) 1.3 × 103 
E) none of the above 
A) 1.331 × 10-3 
B) 1.33 × 103 
C) 1.33 × 10-3 
D) 1.3 × 103 
E) none of the above

In the number 48.93,which digit is estimated?

The correct prefix for the multiplier 0.000001 is:

The correct decimal representation of 6.453 × 10³ is:

What is the base SI unit for length?

The correct multiplier for the prefix micro is:

What is the volume of 19.6 g of a liquid that has a density of 0.967 g/mL?

The metric prefix k would be presented as 10 to the power of:

The jet fuel in an airplane has a mass of 97.5 kg and a density of 0.804 g/cm³.What is the volume of this jet fuel?

How many significant figures should be reported in the answer to the following calculation? (4.921)+ (16.2)=

Determine the answer to the following equation with correct number of significant figures: (17.103 + 2.03)× 1.02521 = ________

If you count 7 pennies,you can only report one significant figure in that measurement.

An American nickel five cent coin has a mass of approximately 5 grams.Five grams is equivalent to which term?

The base SI unit for temperature is:

How many microliters are in 41.0 mL?

The prefix micro represents the multiplier 0.001.

Exact numbers have an unlimited number of significant figures.

The decimal value 0.01 is equal to which exponential?

Which of the following sets of units is NOT in the order of increasing size?

How many inches are in 6.32 cm?

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m³?

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Exam 2: Measurement and Problem Solving

In the number 48.93,which digit is estimated?

The correct prefix for the multiplier 0.000001 is:

The correct decimal representation of 6.453 × 103 is:

What is the base SI unit for length?

The correct multiplier for the prefix micro is:

What is the volume of 19.6 g of a liquid that has a density of 0.967 g/mL?

The metric prefix k would be presented as 10 to the power of:

The jet fuel in an airplane has a mass of 97.5 kg and a density of 0.804 g/cm3.What is the volume of this jet fuel?

How many significant figures should be reported in the answer to the following calculation? (4.921)+ (16.2)=

Determine the answer to the following equation with correct number of significant figures: (17.103 + 2.03)× 1.02521 = ________

If you count 7 pennies,you can only report one significant figure in that measurement.

An American nickel five cent coin has a mass of approximately 5 grams.Five grams is equivalent to which term?

The base SI unit for temperature is:

How many microliters are in 41.0 mL?

The prefix micro represents the multiplier 0.001.

Exact numbers have an unlimited number of significant figures.

The decimal value 0.01 is equal to which exponential?

Which of the following sets of units is NOT in the order of increasing size?

How many inches are in 6.32 cm?

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m3?

The Chemical World

Matter and Energy

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Electrons in Atoms and the Periodic Table

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

The correct decimal representation of 6.453 × 10³ is:

The jet fuel in an airplane has a mass of 97.5 kg and a density of 0.804 g/cm³.What is the volume of this jet fuel?

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m³?