STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
A smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0
millimeters (depth). What is the volume of the smart phone in cubic centimeters? (1 in
= 2.54 cm)
Select one:
a. 58 cm3
b. 1.7 x 105 cm3
c. 90 cm3
d. 3.4 cm3
e. 34 cm3 - correct answer a. 58 cm3
Given that 1 inch = 2.54 cm, 1.00 cm3 is equal to
Select one:
a. 16.4 in3
b. 6.45 in3
c. 0.394 in3
d. 0.155 in3
e. 0.0610 in3 - correct answer e. 0.0610 in3
,STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
What terms defines a mass which is exactly equal to 1/12 the mass of one carbon-12
atom?
Select one:
a. Isotope number
b. Mass number
c. Mass-to-charge ratio
d. Atomic number
e. Atomic mass unit - correct answer e. Atomic mass unit
How many neutrons are there in an atom of lead whose mass number is 208?
Select one:
a. 82
b. 126
c. 208
d. 290
e. none of them - correct answer b. 126
,STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
Which of these elements is chemically similar to magnesium?
Select one:
a. Sulfur
b. Calcium
c. Iron
d. Nickel
e. Potassium - correct answer b. Calcium
C(graphite) and C(diamond) are examples of:
Select one:
a. isotopes of carbon.
b. allotropes of carbon.
c. the law of definite proportions.
d. different carbon ions. - correct answer b. allotropes of carbon.
The 80Br- ion has
, STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
Select one:
a. 45 protons, 35 neutrons, 45 electrons.
b. 35 protons, 45 neutrons, 34 electrons.
c. 35 protons, 45 neutrons, 36 electrons.
d. 45 protons, 35 neutrons, 46 electrons.
e. 35 protons, 45 neutrons, 46 electrons. - correct answer e. 35 protons, 45 neutrons,
46 electrons.
The formula for sodium sulfide is
Select one:
a. NaS
b. K2S
c. NaS2
d. Na2S
e. SeS - correct answer d. Na2S
What is the term used for findings that are summarized based on a pattern or trend?
a. Law
b. Hypothesis
c. Theory
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
A smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0
millimeters (depth). What is the volume of the smart phone in cubic centimeters? (1 in
= 2.54 cm)
Select one:
a. 58 cm3
b. 1.7 x 105 cm3
c. 90 cm3
d. 3.4 cm3
e. 34 cm3 - correct answer a. 58 cm3
Given that 1 inch = 2.54 cm, 1.00 cm3 is equal to
Select one:
a. 16.4 in3
b. 6.45 in3
c. 0.394 in3
d. 0.155 in3
e. 0.0610 in3 - correct answer e. 0.0610 in3
,STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
What terms defines a mass which is exactly equal to 1/12 the mass of one carbon-12
atom?
Select one:
a. Isotope number
b. Mass number
c. Mass-to-charge ratio
d. Atomic number
e. Atomic mass unit - correct answer e. Atomic mass unit
How many neutrons are there in an atom of lead whose mass number is 208?
Select one:
a. 82
b. 126
c. 208
d. 290
e. none of them - correct answer b. 126
,STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
Which of these elements is chemically similar to magnesium?
Select one:
a. Sulfur
b. Calcium
c. Iron
d. Nickel
e. Potassium - correct answer b. Calcium
C(graphite) and C(diamond) are examples of:
Select one:
a. isotopes of carbon.
b. allotropes of carbon.
c. the law of definite proportions.
d. different carbon ions. - correct answer b. allotropes of carbon.
The 80Br- ion has
, STRAIGHTLINER CHM101 Final Exam (NEW
2025/ 2026 Update) Introduction to
General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)
Select one:
a. 45 protons, 35 neutrons, 45 electrons.
b. 35 protons, 45 neutrons, 34 electrons.
c. 35 protons, 45 neutrons, 36 electrons.
d. 45 protons, 35 neutrons, 46 electrons.
e. 35 protons, 45 neutrons, 46 electrons. - correct answer e. 35 protons, 45 neutrons,
46 electrons.
The formula for sodium sulfide is
Select one:
a. NaS
b. K2S
c. NaS2
d. Na2S
e. SeS - correct answer d. Na2S
What is the term used for findings that are summarized based on a pattern or trend?
a. Law
b. Hypothesis
c. Theory
