Question 1

Which of the following has the greatest mass?

Accepted Answer

A)  4.4 lb 
B)  2.0 kg 
C)  165 oz 
D)  2.0 × 103 g 
A)  4.4 lb 
B)  2.0 kg 
C)  165 oz 
D)  2.0 × 103 g

Question 2

10. g of a certain metal absorb 40. cal of heat and the temperature is observed to rise from 20. °C to 60. °C. The specific heat of this metal is ________ cal/g °C.

Accepted Answer

A)  0.050 
B)  0.10 
C)  0.16 
D)  0.40 
A)  0.050 
B)  0.10 
C)  0.16 
D)  0.40

Question 3

Ice always occupies a smaller volume than water.

Accepted Answer

A) True 
 B)False

Question 4

The prefix used to indicate 10-12 is ________.

Accepted Answer

A)  micro- 
B)  nano- 
C)  pico- 
D)  giga- 
A)  micro- 
B)  nano- 
C)  pico- 
D)  giga-

Question 5

Calculate the approximate distance (in km) between earth and sun, given that the speed of light is about   and that it takes about 8.5 minutes for sunlight to reach earth.

Accepted Answer

(3 × 10¹⁰ cm/s) × (60

Question 6

The density of aluminum is 2.7 g/mL. This is equivalent to ________ kg/m3.

Accepted Answer

A)  2.7 × 104 
B)  2.7 
C)  0.27 
D)  2.7 × 103 
A)  2.7 × 104 
B)  2.7 
C)  0.27 
D)  2.7 × 103

Question 7

Match the exponentials with there prefix .
-micro-

Accepted Answer

A) 10+3 
B) 10-1 
C) 10+9 
D) 10-12 
E) 10-3
F)10+6
G)10-6
H)10-9
I)10-2 
A) 10+3 
B) 10-1 
C) 10+9 
D) 10-12 
E) 10-3
F)10+6
G)10-6
H)10-9
I)10-2

Question 8

One meter is equal to 1 million micrometers.

Accepted Answer

A) True 
 B)False

Question 9

How many kilograms are in 452 mg?

Accepted Answer

A)  4.52 × 10-7 kg 
B)  4.52 × 10-4 kg 
C)  0.452 kg 
D)  4.52 × 108 kg 
A)  4.52 × 10-7 kg 
B)  4.52 × 10-4 kg 
C)  0.452 kg 
D)  4.52 × 108 kg

Question 10

Which of the following operations will give an answer of 50.1?

Accepted Answer

A)  29.75 + 20.3 
B)  58.23 - 8.1 
C)  26.255 × 1.91 
D)  all of the above 
A)  29.75 + 20.3 
B)  58.23 - 8.1 
C)  26.255 × 1.91 
D)  all of the above

Question 11

Match the exponentials with there prefix .
-mega-

Accepted Answer

A) 10+3 
B) 10-1 
C) 10+9 
D) 10-12 
E) 10-3
F)10+6
G)10-6
H)10-9
I)10-2 
A) 10+3 
B) 10-1 
C) 10+9 
D) 10-12 
E) 10-3
F)10+6
G)10-6
H)10-9
I)10-2

Question 12

Match the  units  with there measurement from the folowing.
-°C

Accepted Answer

A) time 
B) energy 
C) electrical charge 
D) mass 
E) length
F)volume
G)temperature
H)density 
A) time 
B) energy 
C) electrical charge 
D) mass 
E) length
F)volume
G)temperature
H)density

Question 13

Match the  units  with there measurement from the folowing.
-s

Accepted Answer

A) time 
B) energy 
C) electrical charge 
D) mass 
E) length
F)volume
G)temperature
H)density 
A) time 
B) energy 
C) electrical charge 
D) mass 
E) length
F)volume
G)temperature
H)density

Question 14

Match each temperature with there equivalent different scale temperature .
--40 °C

Accepted Answer

A) 0. °C 
B) 280 K 
C) 68 °F 
D) 100. °C 
E) -40 °F
F)32 °F
G)98.6 °F
H)-273 °C
I)-17.8 °C 
A) 0. °C 
B) 280 K 
C) 68 °F 
D) 100. °C 
E) -40 °F
F)32 °F
G)98.6 °F
H)-273 °C
I)-17.8 °C

Question 15

Convert 250.0 kcal to Joules.

Accepted Answer

A)  250.0 J 
B)  5.975 × 104 J 
C)  1.046 × 106 J 
D)  1.046 × 103 J 
A)  250.0 J 
B)  5.975 × 104 J 
C)  1.046 × 106 J 
D)  1.046 × 103 J

Question 16

Match each unit  with another unit of the same physical measurement.
-oF

Accepted Answer

A) joule 
B) lb/qt 
C) °C 
D) gallon 
E) km
F)lb 
A) joule 
B) lb/qt 
C) °C 
D) gallon 
E) km
F)lb

Question 17

Choose the number  that correctly fills the blank in each item .
-One kilometer is equal to ________ mm.

Accepted Answer

A) 36 
B) 0.556 
C) 454 
D) 8 
E) 1,000,000
F)1,000
G)1
H)2.54
I)4.184
J)16 
A) 36 
B) 0.556 
C) 454 
D) 8 
E) 1,000,000
F)1,000
G)1
H)2.54
I)4.184
J)16

Question 18

Joule is the derived SI unit that measures energy.

Accepted Answer

A) True 
 B)False

Question 19

20.9 kJ is equal to ________ kcal.

Accepted Answer

A)  5,000 
B)  5.00 
C)  873.6 
D)  20 
A)  5,000 
B)  5.00 
C)  873.6 
D)  20

Question 20

A pound of feathers really does not weigh more than a pound of gold.

Accepted Answer

A) True 
 B)False

Which of the following has the greatest mass?

10. g of a certain metal absorb 40. cal of heat and the temperature is observed to rise from 20. °C to 60. °C. The specific heat of this metal is ________ cal/g °C.

Ice always occupies a smaller volume than water.

The prefix used to indicate 10^-12 is ________.

Calculate the approximate distance (in km) between earth and sun, given that the speed of light is about and that it takes about 8.5 minutes for sunlight to reach earth.

The density of aluminum is 2.7 g/mL. This is equivalent to ________ kg/m3.

Match the exponentials with there prefix . -micro-

One meter is equal to 1 million micrometers.

How many kilograms are in 452 mg?

Which of the following operations will give an answer of 50.1?

Match the exponentials with there prefix . -mega-

Match the units with there measurement from the folowing. -°C

Match the units with there measurement from the folowing. -s

Match each temperature with there equivalent different scale temperature . --40 °C

Convert 250.0 kcal to Joules.

Match each unit with another unit of the same physical measurement. -oF

Choose the number that correctly fills the blank in each item . -One kilometer is equal to ________ mm.

Joule is the derived SI unit that measures energy.

20.9 kJ is equal to ________ kcal.

A pound of feathers really does not weigh more than a pound of gold.

What Is Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 2: The Numerical Side of Chemistry

Which of the following has the greatest mass?

10. g of a certain metal absorb 40. cal of heat and the temperature is observed to rise from 20. °C to 60. °C. The specific heat of this metal is ________ cal/g °C.

Ice always occupies a smaller volume than water.

The prefix used to indicate 10-12 is ________.

Calculate the approximate distance (in km) between earth and sun, given that the speed of light is about and that it takes about 8.5 minutes for sunlight to reach earth.

The density of aluminum is 2.7 g/mL. This is equivalent to ________ kg/m3.

Match the exponentials with there prefix . -micro-

One meter is equal to 1 million micrometers.

How many kilograms are in 452 mg?

Which of the following operations will give an answer of 50.1?

Match the exponentials with there prefix . -mega-

Match the units with there measurement from the folowing. -°C

Match the units with there measurement from the folowing. -s

Match each temperature with there equivalent different scale temperature . --40 °C

Convert 250.0 kcal to Joules.

Match each unit with another unit of the same physical measurement. -oF

Choose the number that correctly fills the blank in each item . -One kilometer is equal to ________ mm.

Joule is the derived SI unit that measures energy.

20.9 kJ is equal to ________ kcal.

A pound of feathers really does not weigh more than a pound of gold.

What Is Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

The prefix used to indicate 10^-12 is ________.