Chemistry formulas - Study guides, Class notes & Summaries
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PHSC 1033 Exam 3 Pretest Questions with Correct Answers
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PHSC 1033 Exam 3 Pretest Questions with Correct Answers 
 
Compounds that have the same molecular formula but different structural formulas are called structural, or constitutional, 
A) isomers. 
B) derivatives. 
C) congeners. 
D) isotopes. 
E) progeners. - Answer-A) isomers. 
 
Organic chemistry studies chemical compounds that contain at least one atom of 
A) nitrogen. 
B) oxygen. 
C) carbon. 
D) hydrogen. 
E) silicon. - Answer-C) Carbon 
 
Which atoms normally have 3 covalent bonds to it? 
A)...
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HESI A2 CHEMISTRY-CHRISJAY FILES (1) (1)
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HESI A2 ENTRANCEEXAM 
FOR 
CHAMBERLAINCOLLGE 
OF NURSING 
2023 QUESTIONS WITH 
ANSWERS 
CHEMISTRY 
HESI A2 CHEMISTRY V1/V2 FILE 
1. If a Hydrogen isin a compound, what would its oxidation number be? 
+1 
2. What isthe oxidation number of any simple ion? 
+1 or -1 depending on the charge of the ion 
3. How many kilograms are in a pound? 
0. kg 
4. What is the temperature for freezing point of water in Celsius? 
0 degrees Celsius (32°F for Fahrenheit) 
5. What is the conversion of Celsius to Fah...
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Test Bank For Chemical Principles 8th Edition Zumdahl
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Chapter 03 - Stoichiometry 
1. Bromine exists naturally as a mixture of bromine-79 and bromine-81 isotopes. An atom of bromine-79 contains 
a. 79 protons, 79 electrons, and 35 neutrons. b. 35 protons, 44 neutrons, and 35 electrons. c. 44 protons, 44 electrons, and 35 neutrons. d. 34 protons and 35 electrons only. 
e. 35 protons, 79 neutrons, and 35 electrons. 
ANSWER: POINTS: DIFFICULTY: TOPICS: KEYWORDS: 
b 
1 
easy 
3.1 
atomic theory of matter | early atomic theory | general chemistry | isoto...
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CHEM 1020 FINAL EXAM QUESTIONS| WITH COMPLETE SOLUTIONS
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CHEM 1020 FINAL EXAM QUESTIONS| WITH 
COMPLETE SOLUTIONS 
what is a major difference between organic and inorganic compounds? - -organic 
contain carbon 
what is the reason why there are so many organic compounds? - -carbon atoms can 
form stable covalent bonds with other carbon atoms 
the vast number of organic compounds is due to the unique chemistry of carbon. this 
chemistry involves - -formation of long chains& isomerism 
Which applies to the manner in which carbon bonds in alkanes? - -the ...
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Test Bank for Chemical Principles 8th Edition by Steven S. Zumdahl
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Chapter 03 - Stoichiometry 
1. Bromine exists naturally as a mixture of bromine-79 and bromine-81 isotopes. An atom of bromine-79 contains 
a. 79 protons, 79 electrons, and 35 neutrons. 
b. 35 protons, 44 neutrons, and 35 electrons. 
c. 44 protons, 44 electrons, and 35 neutrons. 
d. 34 protons and 35 electrons only. 
e. 35 protons, 79 neutrons, and 35 electrons. 
ANSWER: POINTS: DIFFICULTY: TOPICS: KEYWORDS: 
b 
1 
easy 
3.1 
atomic theory of matter | early atomic theory | general chemistry | is...
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General Chemistry Notes (Chapter 1 to Chapter 3)
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HANDWRITTEN notes taken by me during my first semester in general chemistry. The book covers 20 chapters in total, in this documents I have only uploaded chapters 1 to 3, I will be uploading the rest later. 
Chapter 1 - Chemistry and Measurement 
Chapter 2 - Atoms, Molecules, and Ions 
Chapter 3 - Calculations with Chemical Formulas and Equations 
It includes notes that were taken during lecture, notes that were taken from the textbook, and example exercises
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IB Organic Chemistry SL Latest Version 100% Correct
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IB Organic Chemistry SL Latest Version 
 
100% Correct 
 
Homologous series Follows a regular pattern and have the same general molecular formula 
and differ only by the addition of -CH2- groups 
 
Alkane CnH2n+2 
 
Alkene CnH2n 
 
Alcohol R-OH 
 
Aldehyde R-CHO 
 
Carboxylic acid R-COOH 
 
Ketone R-O-R' 
 
Polyalkene -(monomer)-n 
 
Halogenoalkane R-X 
 
Empirical formula Shows the simplest ratio of atoms present 
 
Molecular formula Shows the actual number of atoms present 
 
Structural formu...
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Test Bank For Introductory Chemistry: An Atoms First Approach 2nd Edition By Julia Burdge 9781260148916 Chapter 1-17 Complete Guide .
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Test Bank For Introductory Chemistry: An Atoms First Approach 2nd Edition By Julia Burdge 8916, 2 . 0294, 8 
 
1: Atoms and Elements 
 
2: Electrons and The Periodic Table 
 
3: Compounds and Chemical Bonds 
 
4: How Chemists Use Numbers 
 
5: The Mole and Chemical Formulas 
 
6: Molecular Shape 
 
7: Solids, Liquids, and Phase Changes 
 
8: Gases 
 
9: Physical Properties of Solutions 
 
10: Chemical Reactions and Chemical Equations 
 
11: Using Balanced Chemical Equations 
 
12: Acids and Base...
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TEST BANK for CHEMISTRY: The Central Science 12th Edition Brown, LeMay, Bursten Murphy Woodward ISBN 9780321696724 Chapter 1-24 | Complete Guide A+
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CHEMISTRY: The Central Science 12TH EDITION Brown, LeMay, Bursten Murphy Woodward TEST BANK ISBN-978-4 This is a Test Bank (Study Questions & Complete Answers for all chapters of the book) to help you study for your Tests. Test banks can give you the tools you need to help you study better. Table of Contents 1 Introduction: Matter and Measurement 2 Atoms, Molecules, and Ions 3 Stoichiometry: Calculations with Chemical Formulas and Equations 4 Reactions in Aqueous Solution 5 Thermochemistry 6 Ele...
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MCAT AAMC FL 1 CHem and Physics exam questions fully solved & verified for accuracy 2024
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In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? 
 
A.Hydrogen bonding 
B.Solute concentration 
C.Stationary phase concentration 
D.Thickness of paper 
The correct answer is A. 
 
This is an Organic Chemistry question that falls under the content category "Separation and purification methods." The answer to this question is A because the ...
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