Chem101 - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Chem101? On this page you'll find 239 study documents about Chem101.
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CHEM101 Graded Exam 1 FALL 2023 (Straighterline)
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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. 1.7 × 105 cm3 
B. 34 cm3 
C. 58 cm3 
D. 3.4 cm3 
E. 90 cm3 
The correct answer is: 58 cm3 
A large pizza has a diameter of 15 inches. Express this diameter in centimeters. (1 in = 2.54 cm) 
Select one: 
A. 24 cm 
B. 18 cm 
C. 38 cm 
D. 9.3 cm 
E. 5.9 cm 
The correct answer is: 38 cm 
What is a unifying...
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STRAIGHTERLINE CHEM101 FINAL
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total number of neutrons and protons in an atom; # protons + # electrons 
p 
Most nonmetallic elements are found in which block of the periodic table? 
Positive matter is concentrated in the central core 
Ernest Rutherford disproved J.J. Thomson's plum-pudding model of the atom by showing that... 
Potassium 
Plants use up copious amounts of which alkali metal, preventing most of it from being washed out to sea? 
2:1:1:2 
What is the ratio of reactants and products in the chemical equation? 
__N...
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CHEM101 Graded Exam 2Topic 9: Energy Changes in Chemical Reactions FALL 2023 Straighterline
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Potassium chlorate (used in fireworks, flares, and safety matches) forms oxygen and 
potassium chloride when heated. 
KClO3(s) → KCl(s) + O2(g) [unbalanced] 
What mass of oxygen gas is formed if 26.4 g of potassium chlorate decomposes 
completely? 
Select one: 
A. 6.86 g 
B. 99.1 g 
C. 4.60 g 
D. 10.3 g 
E. 223 g 
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Ammonia reacts with diatomic oxygen to form nitric oxide and water vapor as ...
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CHEM101 Graded Exam 4 Topic 18: Organic Chemistry FALL 2023 (Straighterline)
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Which species will have the greatest absolute entropy at 25°C? 
Select one: 
A. C4H10(g) 
B. H2O(l) 
C. C2H5OH(l) 
D. C2H2(g) 
E. Ne(g) 
Which is a statement of the second law of thermodynamics? 
Select one: 
A. The energy of the universe is constant. 
B. The energy of the universe is decreasing. 
C. The entropy of the universe is increasing. 
D. The enthalpy of the universe is constant. 
E. The entropy of the universe is constant. 
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Straighterline CHEM101 Final Exam Graded A+
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Mass Number - ANSWER-total number of neutrons and protons in an atom; # protons + # electrons 
 
p - ANSWER-Most nonmetallic elements are found in which block of the periodic table? 
 
Positive matter is concentrated in the central core - ANSWER-Ernest Rutherford disproved J.J. Thomson's plum-pudding model of the atom by showing that... 
 
Potassium - ANSWER-Plants use up copious amounts of which alkali metal, preventing most of it from being washed out to sea? 
 
2:1:1:2 - ANSWER-What is the r...
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STRAIGHTERLINE CHEMISTRY FINAL EXAM TEST WITH COMPLETE SOLUTIONS
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What is the term used for findings that are summarized based on a pattern or trend? 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction 
a. Law 
Which of the following is a tentative explanation for a set of observations? 
Select one: 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction 
b. Hypothesis
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STRAIGHTERLINE CHEMISTRY Exam Bundle 2023/2024
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CHEM 101-Straighterline Exam 1 Questions with Complete Solutions 2023/2024/Straighterline Chemistry Final- deck 5/Straighterline Chemistry Final- deck 1 Questions with Correct Answers 2023/2024/Straighterline CHEM101 Final Exam Study Guide 2023/2024 Questions with Complete Solutions/STRAIGHTERLINE CHEMISTRY FINAL EXAM TEST WITH COMPLETE SOLUTIONS 2
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Straighterline CHEM101 Final Exam | Latest Version | 2024/2025 | Rated A+
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Straighterline CHEM101 Final Exam | 
Latest Version | 2024/2025 | Rated A+ 
 
What is the empirical formula of a compound with the molecular formula C6H12O6? 
 CH2O 
 
How do you calculate the number of moles in 5 grams of sodium chloride (NaCl)? 
 Divide the mass of NaCl by its molar mass. 
 
Describe the difference between an ionic bond and a covalent bond. 
 
 An ionic bond involves the transfer of electrons between atoms, creating charged ions, while 
a covalent bond involves the sharing of ...
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Straighterline CHEM101 Final Exam With 100% Correct Answers 2023
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Straighterline CHEM101 Final Exam With 100% Correct Answers 2023
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Straighterline Intro to Chemistry CHEM101L Lab 2 The Scientific Method COMPLETE Worksheet with LAB PHOTOS (New Version August 2024) Scored 100%
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Straighterline Intro to Chemistry CHEM101L Lab 2 The Scientific Method COMPLETE Worksheet 
with LAB PHOTOS (New Version August 2024) Scored 100%
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