Question 1

A researcher added three samples of sodium chloride solution; the volumes were: 0.351 mL, 0.350 mL and 0.349 mL. The total volume should be reported as

Accepted Answer

A) 1.0500 mL. 
B) 1.1 mL. 
C) 1.050 mL. 
D) 1.05 mL. 
E) 1.0 mL. 
A) 1.0500 mL. 
B) 1.1 mL. 
C) 1.050 mL. 
D) 1.05 mL. 
E) 1.0 mL.

Question 2

How many liters of soft drink are there in 5.25 qt?

Accepted Answer

A) 5.0 L 
B) 4950 L 
C) 5.57 L 
D) 4.95 L 
E) 55.7 L 
A) 5.0 L 
B) 4950 L 
C) 5.57 L 
D) 4.95 L 
E) 55.7 L

Question 3

A driver is traveling at 60 km/h. Is the driver speeding if the speed limit is 45 mph?

Accepted Answer

A) Yes 
B) No 
A) Yes 
B) No

Question 4

What is the density of a substance with a mass of 45.00 g and a volume of 26.4 mL?

Accepted Answer

A) 0.587 g/mL 
B) 1.70 g/mL 
C) 45.0 g/mL 
D) 1.7 g/mL 
E) 0.59 g/mL 
A) 0.587 g/mL 
B) 1.70 g/mL 
C) 45.0 g/mL 
D) 1.7 g/mL 
E) 0.59 g/mL

Question 5

Which of the following setups would convert centimeters to feet?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 6

Round off each of the following to three significant figures.
-8.3158

Accepted Answer

The answer of Round off each of the following to...

Question 7

How many kilograms are in 30.4 lb?

Accepted Answer

A) 14 kg 
B) 66.88 kg 
C) 13.8 kg 
D) 66.9 kg 
E) 67 kg 
A) 14 kg 
B) 66.88 kg 
C) 13.8 kg 
D) 66.9 kg 
E) 67 kg

Question 8

1.00 pint of milk has a volume of how many milliliters? (2 pints = 1 quart)

Accepted Answer

A) 472 mL 
B) 106 mL 
C) 1000 mL 
D) 1890 mL 
E) 530. mL 
A) 472 mL 
B) 106 mL 
C) 1000 mL 
D) 1890 mL 
E) 530. mL

Question 9

Parts per million (ppm)is the same as:

Accepted Answer

A) milligrams per kilogram 
B) grams per kilogram 
C) parts per hundred 
D) kilograms per milligram 
E) micrograms per kilogram 
A) milligrams per kilogram 
B) grams per kilogram 
C) parts per hundred 
D) kilograms per milligram 
E) micrograms per kilogram

Question 10

Which of the following is a measurement of mass in the metric system?

Accepted Answer

A) milliliter 
B) centimeter 
C) Celsius 
D) meter 
E) kilogram 
A) milliliter 
B) centimeter 
C) Celsius 
D) meter 
E) kilogram

A researcher added three samples of sodium chloride solution; the volumes were: 0.351 mL, 0.350 mL and 0.349 mL. The total volume should be reported as

How many liters of soft drink are there in 5.25 qt?

A driver is traveling at 60 km/h. Is the driver speeding if the speed limit is 45 mph?

What is the density of a substance with a mass of 45.00 g and a volume of 26.4 mL?

Which of the following setups would convert centimeters to feet?

Round off each of the following to three significant figures. -8.3158

How many kilograms are in 30.4 lb?

1.00 pint of milk has a volume of how many milliliters? (2 pints = 1 quart)

Parts per million (ppm)is the same as:

Which of the following is a measurement of mass in the metric system?

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Exam 2: Chemistry and Measurements

A researcher added three samples of sodium chloride solution; the volumes were: 0.351 mL, 0.350 mL and 0.349 mL. The total volume should be reported as

How many liters of soft drink are there in 5.25 qt?

A driver is traveling at 60 km/h. Is the driver speeding if the speed limit is 45 mph?

What is the density of a substance with a mass of 45.00 g and a volume of 26.4 mL?

Which of the following setups would convert centimeters to feet?

Round off each of the following to three significant figures. -8.3158

How many kilograms are in 30.4 lb?

1.00 pint of milk has a volume of how many milliliters? (2 pints = 1 quart)

Parts per million (ppm)is the same as:

Which of the following is a measurement of mass in the metric system?

Chemistry in Our Lives

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Reactions and Quantities

Gases

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Phenols, Thiols, and Ethers

Aldehydes and Ketones

Carbohydrates

Carboxylic Acids and Esters

Lipids

Amines and Amides

Amino Acids and Proteins

Enzymes and Vitamins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

Filters