Chem 1311 exam 1 - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Chem 1311 exam 1? On this page you'll find 42 study documents about Chem 1311 exam 1.
Page 3 out of 42 results
Sort by
-
CHEM 1311 Exam 1 2023 with 100% correct answers
- Exam (elaborations) • 7 pages • 2023
-
Available in package deal
-
- $13.99
- + learn more
chemical property correct answersthe way substances may change/react to become another substance 
 
physical property correct answerscan be observed without any change to identification and/or composition 
 
matter correct answersanything that has mass and occupies space 
 
reactivity, stability, flammability, toxicity, fermentation correct answersexamples of chemical properties 
 
malleability, ductility, conductivity, viscosity, boiling/melting point correct answersexamples of physical propert...
-
Chem 1311 Exam 1 - Ch1, 2, 3 (In addition to memorizing polyatomic and monoatomic ions)
- Exam (elaborations) • 3 pages • 2023
-
Available in package deal
-
- $9.99
- + learn more
Chem 1311 Exam 1 - Ch1, 2, 3 (In addition to memorizing polyatomic and monoatomic ions)
-
CHEM 1311 Exam Questions and Answers All Correct
- Exam (elaborations) • 5 pages • 2023
-
Available in package deal
-
- $13.99
- + learn more
CHEM 1311 Exam Questions and Answers All Correct 
A tentative explanation for a set of observations that can be tested by further experimentation is referred to as - Answer-a hypothesis 
 
Identify which of the following are examples of physical properties - Answer--The boiling point of ethanol 
-The Density of Neon gas 
-The melting point of gold 
-The condensation of Steam 
 
Give the number of significant figures in each of the following numbers. 
a. 0. 
b. 1000. - Answer-6 and 4 
 
The high...
-
chem 1311 exam 2 2023 with correct answers
- Exam (elaborations) • 9 pages • 2023
-
Available in package deal
-
- $14.99
- + learn more
consists of a solute and a solvent. correct answerssolution 
 
Substance that dissolves in water to give an electrically conducting solution . correct answerselectrolyte 
 
no ions in solution! 
A substance that dissolves in water to give a 
poor or non-conducting solution. correct answersnon-electrolyte 
 
 correct answersstrong acids 
 
repeated in a complete ionic equation correct answersspectator ions 
 
Arrhenius acid correct answersproduces H+ in solution 
 
activity series is used for cor...
-
CHEM 1311 Exam Questions with All Correct Answers
- Exam (elaborations) • 4 pages • 2023
-
Available in package deal
-
- $12.39
- + learn more
CHEM 1311 Exam Questions with All Correct Answers 
 
How many significant figures should be retained in the result of the following calculation 12.00000 x 0.9893 + 13.00335 + 0.0107 - Answer-3 
 
of the following, only ________ is an extensive property. - Answer-Volume 
 
Iron has a density of 7.9 g/cm3. What is the mass of a cube of iron with the length of one side equal to 55.0 mm? - Answer-1.3 x 10^3 
 
In the following list, only ______ is not an example of a chemical reaction. - Answer-cho...
As you read this, a fellow student has made another $4.70
-
CHEM 1311 EXAM 4 Practice Questions With Complete Solutions
- Exam (elaborations) • 4 pages • 2023
-
Available in package deal
-
- $9.99
- + learn more
When a system _____________, change of E is always negative. correct answer: Gives off heat and does work 
 
The reaction 4Al(s) + 3O2(g) --> 2Al2O3(s) Delta H = -3351 kJ is ___________, and therefore heat is ___________ by the reaction. correct answer: Exothermic, released 
 
Which of the following is a statement of Hess's law? correct answer: If a reaction is carried out in a series of steps, the H∆ for the reaction will equal the sum of the enthalpy changes for the individual steps. ...
-
CHEM 1311 Exam 3 Questions And Answers With Complete Solutions
- Exam (elaborations) • 4 pages • 2023
-
Available in package deal
-
- $10.49
- + learn more
How many lone pairs of electrons are on the central element in CCI4? correct answer: 0 
 
Use the VSEPR theory to predict the molecular geometry of nitrogen tribromide, NBr3 correct answer: Trigonal Pyramidal 
 
________hybrid orbitals are used for bonding by Xe in the XeF4 molecule. correct answer: sp^3d^2 
 
Which set of ions are isoelectronic in their ground state electron configuration? correct answer: N^3-, o^2-, Mg^2+, Al^3+ 
 
The familiar phenomenon of a rainbow results from the diff...
-
CHEM 1311 EXAM 3 (random things i need to remember)
- Exam (elaborations) • 3 pages • 2023
-
Available in package deal
-
- $9.99
- + learn more
Hydrogen Bonds correct answer: - Specific type of dipole-dipole interaction 
- MUST have a H covalently bonded to F O or N 
 
Dipole-Dipole correct answer: - Attractions between polar molecules 
- Weaker than covalent bonds 
- Stronger the dipole moment, the boiling point gets larger 
 
Dispersion Forces correct answer: - Everything has these 
- Attractions arise from movement 
- Short-lived interaction; Very weak 
- Contribute to ALL intermolecular forces 
 
London Forces depend on: 
...
-
CHEM 1311 Exam 2 Questions and Answers All Correct
- Exam (elaborations) • 5 pages • 2023
-
Available in package deal
-
- $13.39
- + learn more
CHEM 1311 Exam 2 Questions and Answers All Correct 
NH3 (aq) + HNO3 (aq) = NH4NO3 (aq) is classified as what kind of reaction? - Answer-B) acid-base (produces salt and water) 
 
Which solution will be the poorest conductor of electrical current? - Answer-A) Sucrose C12H22O22 
 
1.0 M aqueous solution of the following substances are prepared. Which one would you expect to have the lowest electrical conductivity? - Answer-B) CH3CH2OH (ethanol) 
 
which of the following is not a redox reaction? - ...
-
Chem 1311 Exam 1 Review (GRADED A) Questions and Answers | 100% Verified
- Exam (elaborations) • 19 pages • 2023
-
- $10.99
- + learn more
Chem 1311 Review 1Multiple ChoiceIdentify the choice that best completes the statement or answers the question. ____1.Which of the following statements isincorrect?a.A body in motion possesses kineti c energy becauseof its motion.b.An object possesses potential energy because of itsposition or composition.c.Nuclear energy is an important kind of potentialenergy.d.Chemical reactions and physical changes thatrelease energy to their surroundings areendothermic.e.The Law of Conservation of Matter an...
How did he do that? By selling his study resources on Stuvia. Try it yourself! Discover all about earning on Stuvia