Pb the chemical - Study guides, Class notes & Summaries
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Chemistry 115 Final Exam 100% Verified!!
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Any ionic compound containing group IA or NH4+ cations are.... - ANSWERAlways Soluble 
 
Ionic compounds containing NO3-, NO2-, ClO3-, ClO4-, C2H3O2-, & HCO3- anions are - ANSWERAlways Soluble 
 
Ionic compounds containing Cl-, Br-, & I- anions are soluble EXCEPT when combined with... - ANSWERAg, Hg, and Pb cations 
 
Ionic compound containing SO4^2- are soluble EXCEPT when combined with... - ANSWERAg, Hg, Pb, Ca, Sr, Ba 
 
Ionic compounds containing So3^2-, S^2-, CO3^2-, PO4^3-, CrO4^2-, & CrO7...
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CHEM 1020 Test Questions with All Correct Answers
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CHEM 1020 Test 
Questions with All 
Correct Answers 
 
What is the group that distinguishes alcohols from other classes of compounds? - 
ANSWER hydroxy 
Oxygen in an __________ is directly associated with a hydrogen. - ANSWER 
alcohol 
The oxygen in an __________ is not directly bound to a hydrogen. - ANSWER 
ether 
To which class of compounds does cholesterol belong? - ANSWER an alcohol 
Compare glycerol with ethanol. - ANSWER Glycerol is a long chain alcohol, 
ethanol is a short chain alcohol....
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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers,100% CORRECT
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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers 
 
The two states that are collectively known as the condensed states are _______. - CORRECT ANSWER solid and liquid 
 
The attractive forces that exist between all molecules and atoms, and are the forces that hold many solids and liquids together - CORRECT ANSWER intermolecular forces 
 
Intermolecular forces are only significant at _____. - CORRECT ANSWER short distances 
 
The state of a sample of matter is determine...
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Straighterline Chemistry Final- deck 5 Already verified 100%
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What element has been oxidized and what element has been reduced in the redox reaction shown? 
3CuS + 8HNO3 ==> 3CuSO4 + 8NO + 4H20 
 
Select one: 
a. Copper has been oxidized; nitrogen has been reduced. 
b. Nitrogen has been oxidized; oxygen has been reduced. 
c. Sulfur has been oxidized; nitrogen has been reduced. 
d. Oxygen has been oxidized; copper has been reduced. - c. Sulfur has been oxidized; nitrogen has been reduced. 
When iron ions react with water, some of the iron ions will comb...
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Test Bank For Chemistry 4th Edition By Burdge
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Chapter 02 
Atoms and the Periodic Table 
 
1. The scientist who determined the magnitude of the electric charge on the electron was 
A. John Dalton. 
B. Robert Millikan. 
C. J. J. Thomson. 
D. Henry Moseley. 
E. J. Burdge. 
 
Blooms: 1. Remember 
Difficulty: Easy 
Gradable: automatic 
Subtopic: Structure of the Atom 
Topic: Components of Matter 
 
2. When J. J. Thomson discovered the electron, what physical property of the electron did he measure? 
A. its charge, e 
B. its charge-to-mass ratio,...
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Chemistry 115 Final Exam 100% Verified!
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Any ionic compound containing group IA or NH4+ cations are.... - ANSWERAlways Soluble 
 
Ionic compounds containing NO3-, NO2-, ClO3-, ClO4-, C2H3O2-, & HCO3- anions are - ANSWERAlways Soluble 
 
Ionic compounds containing Cl-, Br-, & I- anions are soluble EXCEPT when combined with... - ANSWERAg, Hg, and Pb cations 
 
Ionic compound containing SO4^2- are soluble EXCEPT when combined with... - ANSWERAg, Hg, Pb, Ca, Sr, Ba 
 
Ionic compounds containing So3^2-, S^2-, CO3^2-, PO4^3-, CrO4^2-, & CrO7...
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CHEM2 Chemistry in Your World 2nd Edition by Hogg - Test Bank
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Chapter 1—Living in a World of Chemistry 
 MULTIPLE CHOICE 
1. Which activity comes first in the scientific method? a. conclusion 
b. hypothesis 
c. experimentation d. observation 
ANS: D 
2. Which is considered a physical science? a. physics 
b. biology c. zoology d. botany 
ANS: A 
3. A scientist is trying to make a new insecticide that will be more toxic to flies, but less toxic to humans than insecticides now available. The scientist is engaged in 
a. basic research. 
b. applied research. ...
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ACS General Chemistry practice 147 Questions with Verified Answers,100%CORRECT
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ACS General Chemistry practice 147 Questions with Verified Answers 
 
Examples of Lewis-Acid based reactions - CORRECT ANSWER H+(aq) + OH-(aq) →← H2O(l), 
HCl(g) + NH3(g) → NH4Cl(s) 
H+(aq) + OH-(aq) →← H2O(l) 
 
According to the Lewis definition, an acid is a species - CORRECT ANSWER accepting a pair of electrons. 
 
All are potential Lewis bases except - CORRECT ANSWER CH4 
 
Which hydrated metal ion is most acidic under conditions of equal molar concentration in water? - CORRECT ANS...
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AMMO EXAM QUESTIONS AND ANSWERS
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What are lot numbers used for? - Answer- Used by manufactures for quality control 
 
What are the parts to lot numbers? - Answer- Manufactures Identification code (MIC) (identifies primary manufacturer of the round) 
Year/month of production (I not used) 
Lot Interfix number 
Tenth Position 
Sequence Number (round limit and time limit) 
Ammo lot suffix (not always used, denotes rework) 
 
What does lot interfix represent? - Answer- More than a 30 day break in production 
a new contract for the a...
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UNIT 13B APPLIED SCIENCE UP TO DISTINCTION
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Here are the key points I would highlight in the assignment: 
P4/P6 - Practical Work 
 
Measuring cell potentials for various half-cell combinations (Zn/Cu, Zn/Pb, Pb/Cu) 
Calculating standard cell potentials and comparing to measured values 
Titrations: Fe2+/MnO4-, Na2S2O3/KIO3 standardization, I2/Cu2+ determination 
Observations and calculations for titration volumes and concentrations 
Oxidation of alcohols (ethanol, ethanoic acid) with acidified K2Cr2O7 
 
Health & Safety 
 
Proper PPE (lab ...
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