Redox equations Study guides, Class notes & Summaries
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BMAT - Chemistry Electrolysis Review Questions and Answers
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Electrolysis Compounds are broken down into simpler substances using electricity. In order to work, ions must be free to move so need to be dissolved in water or melted 
 
Electrolyte The liquid that conducts electricity 
 
How does electrolysis work There is a flow of electrons that are taken away from the positive electrode and given to other ions at the negative electrode. As ions gain or lose electrons they become atoms/molecules and are then released. Positively charged ions move to negativ...
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CHEM 103 MODULE 1 EXAM 2023/202
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CHEM 103 MODULE 1 EXAM 2023/2024 
MODULE 1 EXAM 
Question 1 
Click this link to access the Periodic Table. This may be helpful throughout 
the exam. 
1. Convert 845.3 to exponential form and explain your answer. 
2. Convert 3.21 x 10-5 
to ordinary form and explain your answer. 
1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places 
= 8.453 x 102 
2. Convert 3.21 x 10-5 = negative exponent = smaller than 1, move decimal 5 
places = 0.0000321 
Question 2 
Click this link to...
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CSM CHEM 210 Final Exam Questions with Correct Answers (Verified)
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If the fuel efficiency of an automobile is 22 miles per gallon, what is its fuel efficiency in Kilometers per liter? ( 1Km= 0.621 mile, 1.00 L=1.057 quarts and 4 quarts = 1 gallon) - 9.4 Km/L 
 
*What is the correct answer to the following expression: 
(49.1 - 42.61 ) x 13.1? - 85 
 
An intensive property of a substance is independent of amount. - True 
 
Lithium has two stable isotopes with masses of 6.01512 amu and 7.01600 amu. The average atomic mass of Li is 6.941 amu. What is the p...
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Summary (CAIE) Cambridge A Level Chemistry (9701) - Stoichiometry
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A complete, broad and sufficiently detailed explanation of the theory of stoichiometry, including: definition of the mole, molar mass of molecule, converting the mass of a molecular substance to moles, number of particles or volume of gas at standard temperature and pressure, writing balanced equations, masses of reactants and products in a chemical reaction, percent yield, oxidation and reduction reactions, and balancing redox reactions . 
Coupled with examples of problems with discussion step...
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Chemistry - Inorganic chemistry with 100% Correct Answers | Verified | Updated
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Chemistry - Inorganic chemistry with 100% 
Correct Answers | Verified | Updated 
What are the rules for working out an oxidation state that you need to remember? - 
answer1. Monoatomic elements are 0 
2.Identical elements are 0 
3.H is always 1+ 
Define oxidation - answerloss of electrons 
Define reducing agent - answersomething that gives up an electron and itself is oxidized 
Define reduction - answergain of electrons 
Define oxidising agent - answer•Readily accept electrons 
•Substance th...
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HESI A2 ENTRANCE EXAM: READING COMPREHENSION, CHEMISTRY, GRAMMAR, BIOLOGY, VOCABULARY & GENERAL KNOWLEDGE, CRITICAL THINKING, ANATOMY & PHYSIOLOGY AND MATH
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HESI A2 ENTRANCE EXAM: READING 
COMPREHENSION, CHEMISTRY, 
GRAMMAR, BIOLOGY, VOCABULARY 
& GENERAL KNOWLEDGE, CRITICAL 
THINKING, ANATOMY & PHYSIOLOGY 
AND MATH 
VERSION 2 
(With answers) 
Reading Comprehension 
Neurologists and biological psychologists have witnessed a sharp increase in the knowledge 
and understanding of particular structures of the brain over the past two decades. As technology 
becomes ever more advanced, scientists are able to isolate the functions of even small regions of ...
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CSM CHEM 210 Final exam questions and answers
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If the fuel efficiency of an automobile is 22 miles per gallon, what is its fuel efficiency in Kilometers per liter? ( 1Km= 0.621 mile, 1.00 L=1.057 quarts and 4 quarts = 1 gallon) 
9.4 Km/L 
 
 
 
*What is the correct answer to the following expression: 
(49.1 - 42.61 ) x 13.1? 
85 
 
 
 
An intensive property of a substance is independent of amount. 
True 
 
 
 
Lithium has two stable isotopes with masses of 6.01512 amu and 7.01600 amu. The average atomic mass of Li is 6.941 amu. What is the p...
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General, Organic, and Biological Chemistry 2nd hour exam chapters 4-9 Latest Update 2023
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intermolecular forces - ANS-forces of attraction between molecules 
London dispersion forces - ANS-very weak interactions due to the momentary changes 
in electron density in a molecule 
dipole-dipole forces - ANS-the attractive forces between the permanent dipoles of two 
polar molecules 
hydrogen bonding - ANS-Strongest intermolecular bond. Occurs when a hydrogen atom 
is bonded to O, N, or and F atom 
boiling point - ANS-The temperature at which a liquid changes to a gas 
melting point - A...
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Edexcel A Level Chemistry Unit 3 - Redox I notes written by a 3A* Imperial College London Medicine Student
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Unit 3 - Redox I detailed notes covering all the specification points. These notes allowed me to achieve an A* in chemistry. Includes relevant equations and steps to write and understand half-equations.
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2023 Hesi A2 Chemistr( Volume 2 Exam)
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2023 Hesi A2 Chemistr( Volume 2 Exam) 
What are all metric measurements composed of? - CORRECT ANSWER-Metric prefix 
and a basic unit of measure 
What is the most commonly used temperature scale in the scientific community? - 
CORRECT ANSWER-Celsius or Centigrade 
The nucleus of an atom contains or is made up of which of the following? - CORRECT 
ANSWER-Protons and neutrons 
What is an atom that has a positive charge called? - CORRECT ANSWER-A cation 
In the periodic table, what are the rows c...
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