Question 1

Mercury has a specific gravity of 13.6.How many milliliters of mercury have a mass of 0.35 kg?

Accepted Answer

A) 0.0257 mL 
B) 0.026 mL 
C) 25.7 mL 
D) 26 mL 
E) 4760 mL 
A) 0.0257 mL 
B) 0.026 mL 
C) 25.7 mL 
D) 26 mL 
E) 4760 mL

Question 2

Specific gravity has no units.

Accepted Answer

A) True 
 B)False

Question 3

How many kilograms are in 30.4 lb?

Accepted Answer

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

Question 4

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 5

What is 6.5 m converted to inches?

Accepted Answer

A) 1700 in 
B) 1651 in 
C) 39 in 
D) 260 in 
E) 255.9 in 
A) 1700 in 
B) 1651 in 
C) 39 in 
D) 260 in 
E) 255.9 in

Question 6

A nugget of gold with a mass of 521 g is added to 50.0 mL of water.The water level rises to a volume of 77.0 mL.What is the density of the gold?

Accepted Answer

A) 10.4 g/mL 
B) 6.77 g/mL 
C) 1.00 g/mL 
D) 0.0518 g/mL 
E) 19.3 g/mL 
A) 10.4 g/mL 
B) 6.77 g/mL 
C) 1.00 g/mL 
D) 0.0518 g/mL 
E) 19.3 g/mL

Question 7

How many pounds are in 3.5 kg?

Accepted Answer

A) 7.7 lb 
B) 1.59 lb 
C) 0.629 lb 
D) 1.6 lb 
E) 7.70 lb 
A) 7.7 lb 
B) 1.59 lb 
C) 0.629 lb 
D) 1.6 lb 
E) 7.70 lb

Question 8

When the measured number 675 is added to the measured number 87.10,the answer should be rounded to the ones place.

Accepted Answer

A) True 
 B)False

Question 9

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

Accepted Answer

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

Question 10

Round off each of the following to three significant figures.
-25 225

Accepted Answer

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

Question 11

Which of the following conversion factors is a measured number?

Accepted Answer

A) 10 cm/dm 
B) 12 in/ft 
C) 16 oz/lb 
D) 25 miles/gallon 
E) 12 eggs/dozen 
A) 10 cm/dm 
B) 12 in/ft 
C) 16 oz/lb 
D) 25 miles/gallon 
E) 12 eggs/dozen

Question 12

The density of water is 1 kg/mL.

Accepted Answer

A) True 
 B)False

Question 13

What is the metric relationship between grams and micrograms?

Accepted Answer

A) 1 g = 100 μg 
B) 1 g = 1 000 000 μg 
C) 1 g = 0.000 001 μg 
D) 1 g = 1000 μg 
E) 1 g = 0.001 μg 
A) 1 g = 100 μg 
B) 1 g = 1 000 000 μg 
C) 1 g = 0.000 001 μg 
D) 1 g = 1000 μg 
E) 1 g = 0.001 μg

Question 14

A μg is larger than a mg.

Accepted Answer

A) True 
 B)False

Question 15

What is the mass of 53 mL of ethanol,which has a density of 0.79 g/mL?

Accepted Answer

A) 67.1 g 
B) 41.9 g 
C) 42 g 
D) 67 g 
E) 53 g 
A) 67.1 g 
B) 41.9 g 
C) 42 g 
D) 67 g 
E) 53 g

Question 16

Which of the following measurements are not equivalent?

Accepted Answer

A) 25 mg = 0.025 g 
B) 183 L = 0.183 kL 
C) 150 ms = 0.150 s 
D) 84 cm = 8.4 mm 
E) 24 dL = 2.4 L 
A) 25 mg = 0.025 g 
B) 183 L = 0.183 kL 
C) 150 ms = 0.150 s 
D) 84 cm = 8.4 mm 
E) 24 dL = 2.4 L

Question 17

A value of 345 mm is a measure of ________.

Accepted Answer

A) density 
B) mass 
C) temperature 
D) volume 
E) length 
A) density 
B) mass 
C) temperature 
D) volume 
E) length

Question 18

How many centimeters are there in 57.0 in.?

Accepted Answer

A) 22 cm 
B) 0.0445 cm 
C) 145 cm 
D) 22.4 cm 
E) 140 cm 
A) 22 cm 
B) 0.0445 cm 
C) 145 cm 
D) 22.4 cm 
E) 140 cm

Question 19

Which of the following is the basic unit of volume in the metric system?

Accepted Answer

A) liter 
B) kilogram 
C) meter 
D) centimeter 
E) gram 
A) liter 
B) kilogram 
C) meter 
D) centimeter 
E) gram

Question 20

1 mL is equivalent to 1000 L.

Accepted Answer

A) True 
 B)False

Mercury has a specific gravity of 13.6.How many milliliters of mercury have a mass of 0.35 kg?

Specific gravity has no units.

How many kilograms are in 30.4 lb?

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

What is 6.5 m converted to inches?

A nugget of gold with a mass of 521 g is added to 50.0 mL of water.The water level rises to a volume of 77.0 mL.What is the density of the gold?

How many pounds are in 3.5 kg?

When the measured number 675 is added to the measured number 87.10,the answer should be rounded to the ones place.

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

Round off each of the following to three significant figures. -25 225

Which of the following conversion factors is a measured number?

The density of water is 1 kg/mL.

What is the metric relationship between grams and micrograms?

A μg is larger than a mg.

What is the mass of 53 mL of ethanol,which has a density of 0.79 g/mL?

Which of the following measurements are not equivalent?

A value of 345 mm is a measure of ________.

How many centimeters are there in 57.0 in.?

Which of the following is the basic unit of volume in the metric system?

1 mL is equivalent to 1000 L.

Chemistry in Our Lives

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

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Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

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Exam 2: Chemistry and Measurement

Mercury has a specific gravity of 13.6.How many milliliters of mercury have a mass of 0.35 kg?

Specific gravity has no units.

How many kilograms are in 30.4 lb?

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

What is 6.5 m converted to inches?

A nugget of gold with a mass of 521 g is added to 50.0 mL of water.The water level rises to a volume of 77.0 mL.What is the density of the gold?

How many pounds are in 3.5 kg?

When the measured number 675 is added to the measured number 87.10,the answer should be rounded to the ones place.

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

Round off each of the following to three significant figures. -25 225

Which of the following conversion factors is a measured number?

The density of water is 1 kg/mL.

What is the metric relationship between grams and micrograms?

A μg is larger than a mg.

What is the mass of 53 mL of ethanol,which has a density of 0.79 g/mL?

Which of the following measurements are not equivalent?

A value of 345 mm is a measure of ________.

How many centimeters are there in 57.0 in.?

Which of the following is the basic unit of volume in the metric system?

1 mL is equivalent to 1000 L.

Chemistry in Our Lives

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters