Question 1

Compound consists of five atoms of carbon, ten atoms of hydrogen, and five atoms of oxygen. The formula for this compound is

Accepted Answer

A)  CH2O. 
B)  C10H5O10. 
C)  C5H10O5. 
D)  C5H10O10. 
A)  CH2O. 
B)  C10H5O10. 
C)  C5H10O5. 
D)  C5H10O10.

Question 2

What is the mass of one molecule of glucose, C6H12O6?

Accepted Answer

A)  29.02 amu 
B)  180.2 amu 
C)  29.02 g 
D)  180.2 g 
A)  29.02 amu 
B)  180.2 amu 
C)  29.02 g 
D)  180.2 g

Question 3

What are the horizontal rows of the periodic table called?

Accepted Answer

A)  cycles 
B)  periods 
C)  groups 
D)  columns 
A)  cycles 
B)  periods 
C)  groups 
D)  columns

Question 4

Based on the text periodic table and using the correct number of significant figures, enter the appropriate number in the blank. There are _______mol is 72.36 g of citric acid, C6H8O7.

Accepted Answer

Question 5

Fill in each blank with the appropriate term from the list given below. 
protons
neutrons
electrons
valence electrons
-14N and 15O have the same number of _____________________.

Accepted Answer

Question 6

Classify the following statement as representing an intensive or extensive property by placing intensive or extensive in the blank. "Vinegar tastes sour.": _________________

Accepted Answer

The answer of Classify the following statement as representing an...

Question 7

Enter an integer number (1, 2, 3, ...) in the blank. Sucrose (table sugar) has the formula C12H22O11. How many oxygen atoms would be in 3 formula units of sucrose?
____________________oxygen atoms.

Accepted Answer

33
thirty

Question 8

Fill in each blank with the appropriate term from the list given below. 
protons
neutrons
electrons
valence electrons
-N, P and As have the same number of_____________________.

Accepted Answer

The answer of Fill in each blank with the appropriate...

Question 9

A mole of an element contains the same number of atoms as a mole of any other element.

Accepted Answer

A) True 
 B)False

Question 10

Convert the following number of moles into the corresponding mass. 5.22 mol Br

Accepted Answer

A)  15.3 g 
B)  0.0653 g 
C)  417 g 
D)  79.9 g 
A)  15.3 g 
B)  0.0653 g 
C)  417 g 
D)  79.9 g

Question 11

The pie chart shown below represents the elemental composition of the human body including water.

Accepted Answer

A) True 
 B)False

Question 12

Use the following terms to complete the two statements given. A term may be used more than once.
 heterogeneous mixture
homogeneous mixture
compound
In a restaurant fresh ground pepper is added to olive oil as a dipping sauce for bread. This dip represents a_____________________. Coffee with caramel flavoring is served for dessert. The coffee is an example of a _______________________.

Accepted Answer

heterogene

Question 13

One of the orbitals in a shell of an atom could be pictured as shown below.

Accepted Answer

A) True 
 B)False

Question 14

Write the name of the following element. Sn

Accepted Answer

The answer of Write the name of the following element....

Question 15

Which of the following is the conversion factor that could be used to convert a mass in grams of sodium to the corresponding number of moles?

Accepted Answer

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

Question 16

The statement below describes an intensive property.   "The cost of this container of milk is $2.99/gal."

Accepted Answer

A) True 
 B)False

Question 17

Convert the following mass moles. 22.98 g glycine, an amino acid, C2H5NO2.

Accepted Answer

Question 18

Which of the following is true of the atomic weight of an element?

Accepted Answer

A)  It is the weight of heaviest isotope. 
B)  It is the weight lightest isotope. 
C)  It is the weight of the most abundant isotope. 
D)  It is an average obtained from the weights and abundances of the isotopes. 
A)  It is the weight of heaviest isotope. 
B)  It is the weight lightest isotope. 
C)  It is the weight of the most abundant isotope. 
D)  It is an average obtained from the weights and abundances of the isotopes.

Question 19

The alkali metal found in period 2 is lithium.

Accepted Answer

A) True 
 B)False

Question 20

What is the mass of 3.71 mol diethyl ether, C4H10O?

Accepted Answer

A)  20.0 g 
B)  0.0501 g 
C)  74.1 g 
D)  275 g 
A)  20.0 g 
B)  0.0501 g 
C)  74.1 g 
D)  275 g

Compound consists of five atoms of carbon, ten atoms of hydrogen, and five atoms of oxygen. The formula for this compound is

What is the mass of one molecule of glucose, C₆H₁₂O₆?

What are the horizontal rows of the periodic table called?

Based on the text periodic table and using the correct number of significant figures, enter the appropriate number in the blank. There are _______mol is 72.36 g of citric acid, C₆H₈O₇.

Fill in each blank with the appropriate term from the list given below. protons neutrons electrons valence electrons -¹⁴N and ¹⁵O have the same number of _____________________.

Classify the following statement as representing an intensive or extensive property by placing intensive or extensive in the blank. "Vinegar tastes sour.": _________________

Enter an integer number (1, 2, 3, ...) in the blank. Sucrose (table sugar) has the formula C₁₂H₂₂O₁₁. How many oxygen atoms would be in 3 formula units of sucrose? ____________________oxygen atoms.

Fill in each blank with the appropriate term from the list given below. protons neutrons electrons valence electrons -N, P and As have the same number of_____________________.

A mole of an element contains the same number of atoms as a mole of any other element.

Convert the following number of moles into the corresponding mass. 5.22 mol Br

The pie chart shown below represents the elemental composition of the human body including water.

One of the orbitals in a shell of an atom could be pictured as shown below.

Write the name of the following element. Sn

Which of the following is the conversion factor that could be used to convert a mass in grams of sodium to the corresponding number of moles?

The statement below describes an intensive property. "The cost of this container of milk is $2.99/gal."

Convert the following mass moles. 22.98 g glycine, an amino acid, C₂H₅NO₂.

Which of the following is true of the atomic weight of an element?

The alkali metal found in period 2 is lithium.

What is the mass of 3.71 mol diethyl ether, C₄H₁₀O?

Measurements in Science and Medicine

Chemical Bonds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: an Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

Proteins

Carbohydrates

Lipids and Membranes

Nucleic Acids, Protein Synthesis, and Heredity

Filters

Exam 2: Atoms, Elements, and Compounds

Compound consists of five atoms of carbon, ten atoms of hydrogen, and five atoms of oxygen. The formula for this compound is

What is the mass of one molecule of glucose, C6H12O6?

What are the horizontal rows of the periodic table called?

Based on the text periodic table and using the correct number of significant figures, enter the appropriate number in the blank. There are _______mol is 72.36 g of citric acid, C6H8O7.

Fill in each blank with the appropriate term from the list given below. protons neutrons electrons valence electrons -14N and 15O have the same number of _____________________.

Classify the following statement as representing an intensive or extensive property by placing intensive or extensive in the blank. "Vinegar tastes sour.": _________________

Enter an integer number (1, 2, 3, ...) in the blank. Sucrose (table sugar) has the formula C12H22O11. How many oxygen atoms would be in 3 formula units of sucrose? ____________________oxygen atoms.

Fill in each blank with the appropriate term from the list given below. protons neutrons electrons valence electrons -N, P and As have the same number of_____________________.

A mole of an element contains the same number of atoms as a mole of any other element.

Convert the following number of moles into the corresponding mass. 5.22 mol Br

The pie chart shown below represents the elemental composition of the human body including water.

One of the orbitals in a shell of an atom could be pictured as shown below.

Write the name of the following element. Sn

Which of the following is the conversion factor that could be used to convert a mass in grams of sodium to the corresponding number of moles?

The statement below describes an intensive property. "The cost of this container of milk is $2.99/gal."

Convert the following mass moles. 22.98 g glycine, an amino acid, C2H5NO2.

Which of the following is true of the atomic weight of an element?

The alkali metal found in period 2 is lithium.

What is the mass of 3.71 mol diethyl ether, C4H10O?

Measurements in Science and Medicine

Chemical Bonds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: an Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

Proteins

Carbohydrates

Lipids and Membranes

Nucleic Acids, Protein Synthesis, and Heredity

Filters

What is the mass of one molecule of glucose, C₆H₁₂O₆?

Based on the text periodic table and using the correct number of significant figures, enter the appropriate number in the blank. There are _______mol is 72.36 g of citric acid, C₆H₈O₇.

Fill in each blank with the appropriate term from the list given below. protons neutrons electrons valence electrons -¹⁴N and ¹⁵O have the same number of _____________________.

Enter an integer number (1, 2, 3, ...) in the blank. Sucrose (table sugar) has the formula C₁₂H₂₂O₁₁. How many oxygen atoms would be in 3 formula units of sucrose? ____________________oxygen atoms.

Convert the following mass moles. 22.98 g glycine, an amino acid, C₂H₅NO₂.

What is the mass of 3.71 mol diethyl ether, C₄H₁₀O?