Question 1

A 12-oz can of soda pop costs eighty-nine cents.A 2.00 L bottle of the same variety of soda pop costs $2.29.How many times more expensive it is to buy the 12-oz can of pop compared to buying it in a 2.00 L bottle? (1.00 L = 1.057 quart and 1 quart contains 32 oz)

Accepted Answer

A) 1.9 
B) 2.2 
C) 2.6 
D) 2.8 
E) 4.2

Question 2

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

Question 3

The mass of an object,4.55 ×  
g,expressed in decimal notation is 0.000455 g.

Accepted Answer

A) True 
 B)False

Question 4

A solution map is the section near the back of the textbook that provides the answers to assigned problems.

Accepted Answer

A) True 
 B)False

Question 5

How many significant figures should be reported in the answer to the following calculation?
(43.980)× (19.0023 + 25)=

Accepted Answer

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

Question 6

Exact numbers have an unlimited number of significant figures.

Accepted Answer

A) True 
 B)False

Question 7

The correct prefix for the multiplier 0.1 is:

Accepted Answer

A) tera. 
B) deci. 
C) femto. 
D) pico. 
E) none of the above

Question 8

Given the following list of densities,which materials would float in a molten vat of lead provided that they do not themselves melt? Densities (g/mL): lead = 11.4,glass = 2.6,gold = 19.3,charcoal = 0.57,platinum = 21.4.

Accepted Answer

A) gold and platinum 
B) glass and charcoal 
C) gold,platinum,glass and coal 
D) gold and charcoal 
E) none of the above

Question 9

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.

Question 10

The correct prefix for the multiplier 1,000,000 is:

Accepted Answer

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

Question 11

The correct multiplier for the prefix femto is:

Accepted Answer

A) 10-15 
B) 10-12 
C) 1012 
D) 109 
E) none of the above

Exam 2: Measurement and Problem Solving

A 12-oz can of soda pop costs eighty-nine cents.A 2.00 L bottle of the same variety of soda pop costs $2.29.How many times more expensive it is to buy the 12-oz can of pop compared to buying it in a 2.00 L bottle? (1.00 L = 1.057 quart and 1 quart contains 32 oz)

How many microliters are in 41.0 mL?

The mass of an object,4.55 × g,expressed in decimal notation is 0.000455 g.

A solution map is the section near the back of the textbook that provides the answers to assigned problems.

How many significant figures should be reported in the answer to the following calculation? (43.980) × (19.0023 + 25) =

Exact numbers have an unlimited number of significant figures.

The correct prefix for the multiplier 0.1 is:

Given the following list of densities,which materials would float in a molten vat of lead provided that they do not themselves melt? Densities (g/mL) : lead = 11.4,glass = 2.6,gold = 19.3,charcoal = 0.57,platinum = 21.4.

In the number 48.93,which digit is estimated?

The correct prefix for the multiplier 1,000,000 is:

The correct multiplier for the prefix femto is: