| Assessment Questions: 17 results |
Matter_and_Measurement : ElementState (10 Variations)
Identify how each of the following elements exist under normal conditions.
Phases / Phase Transitions / Diagrams
|
Matter_and_Measurement : PhaseProperties (10 Variations)
Does the following statement apply to solids, liquids, or gases?
It has a fixed volume.
Phases / Phase Transitions / Diagrams
|
Intermolecular_Forces__Liquids_and_Solids : PhaseDiagrams (6 Variations)
Match the following conditions to the physical state of the contents of the vessel.
Click here to open the phase diagram.
Phases / Phase Transitions / Diagrams
|
Thermochemistry : PhaseChangeEnthalpy (10 Variations)
A solid melts to a liquid. Which of the following statements are true? (Assume constant pressure and a flexible container.)
Calorimetry / Thermochemistry |
Phases / Phase Transitions / Diagrams
|
Thermochemistry : PhaseChanges (8 Variations)
Steam at 100oC is condensed by an ice-water mixture at 0oC. Assuming that there is still ice present when the process is over, how much ice will be melted if 10.0 g of steam is condensed? The following may be useful:
enthalpy of vaporization of water = 40.7 kJ/mol; enthalpy of fusion of water = 6.07 kJ/mol; specific heat capacity of water = 4.184 J/g•K.
Calorimetry / Thermochemistry |
Phases / Phase Transitions / Diagrams
|
Thermodynamics : EntropyPhaseChange (13 Variations)
Aluminum can be evaporated in a vacuum to form highly reflective coatings. Aluminum boils at 2792K and has a heat of vaporization of 70.0 kcal/mol. Calculate the entropy change for the vaporization of one mole of aluminum.
Thermodynamics |
Chemometrics |
Phases / Phase Transitions / Diagrams
|
Intermolecular_Forces__Liquids_and_Solids : PhaseEnergyChanges (6 Variations)
When a liquid is transformed into its vapor at constant temperature,
Phases / Phase Transitions / Diagrams |
Calorimetry / Thermochemistry
|
Matter_and_Measurement : QualQuantObserv (10 Variations)
Which of the following statements are quantitative observations about carbon?
Physical Properties
|
Gases : GasProperties (9 Variations)
Which of the following is NOT a property of gases?
Gases |
Physical Properties
|
Matter_and_Measurement : CalcDensity (5 Variations)
What is the density of a 7000 gram brick that is 4 inches x 5 inches x 3 inches?
Physical Properties |
Solids
|
Matter_and_Measurement : PhysOrChemChange (10 Variations)
Which of the following are physical changes?
Physical Properties |
Reactions
|
Matter_and_Measurement : UseDensity (10 Variations)
If a 10.0 inch aluminum skillet weighs 3 pounds, how many cm3 of aluminum does it contain? The density of aluminum is 2.70 g/cm3.
Physical Properties |
Solids |
Chemometrics
|
Intermolecular_Forces__Liquids_and_Solids : ClassifySolids (10 Variations)
Classify each of the following substances, in the solid state, as molecular, ionic, covalent network, or metallic.
| Substance
|
Appearance
|
Melting Pt. (¬?C)
|
Boiling Pt. (¬?C)
|
Conducts as solid
|
Conducts as liquid
|
| A
|
Colorless crystal
|
-121
|
20.8
|
no
|
no
|
| B
|
Colorless crystal
|
846
|
1505
|
no
|
yes
|
| C
|
Silvery gray
|
1675
|
3260
|
yes
|
yes
|
| D
|
Colorless crystal
|
1713
|
2590
|
no
|
no
|
Solids |
Physical Properties
|
Intermolecular_Forces__Liquids_and_Solids : ElectricalConductivity (8 Variations)
Which of the following has the greatest electrical conductivity?
Solids |
Metals |
Physical Properties
|
Acids_and_Bases : PracticalAcidBase (20 Variations)
Which of the following statements is true?
Acids / Bases |
Reactions |
Aqueous Solution Chemistry |
Physical Properties
|
Nomenclature (10 Variations)
A collection of 10 assessment questions about Nomenclature
Physical Properties |
Carboxylic Acids |
Esters |
Molecular Properties / Structure |
Aromatic Compounds |
Amines / Ammonium Compounds |
Phenols |
Nomenclature / Units / Symbols |
Alkanes / Cycloalkanes |
Stereochemistry
|
Alcohols and Ethers (22 Variations)
A collection of 22 assessment questions about Alcohols and Ethers
Alcohols |
Synthesis |
Oxidation / Reduction |
Aldehydes / Ketones |
Alkenes |
Carboxylic Acids |
Grignard Reagents |
Ethers |
Reactions |
Mechanisms of Reactions |
Organometallics |
Nomenclature / Units / Symbols |
Physical Properties
|
