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WorksheetsEXAM 1 CHEMISTRY
Total questions: 15
Worksheet time: 54mins
Describe the differences between natural and synthetic materials
Coal is a
natural material
synthetic material
Gasoline is a
natural material
synthetic material
Kevlar is a
natural material
synthetic material
Quantitative properties explain
the properties that can be observed by our senses
the properties that can be measured and take a numerical value
the properties that depend on the extension or quantity of matter
the properties that depend on what the material is made of
Qualitative properties explain
the properties that can be observed by our senses
the properties that can be measured and take a numerical value
the properties that depend on the extension or quantity of matter
the properties that depend on what the material is made of
Extensive properties explain
the properties that can be observed by our senses
the properties that can be measured and take a numerical value
the properties that depend on the extension or quantity of matter
the properties that depend on what the material is made of
Intensive properties explain
the properties that can be observed by our senses
the properties that can be measured and take a numerical value
the properties that depend on the extension or quantity of matter
the properties that depend on what the material is made of
Select the properties that are extensive properties
Mass
Density
Solubility
Volume
Boiling point and melting point
Select the properties that are intensive properties
Mass
Density
Solubility
Volume
Boiling point and melting point
What is a solution?
What does the mass percent concentration calculates?
The percentage in volume of a solute in a given solution
The percentage in mass per volume of a solute in a given solution
The percentage in particles of a solute in a given solution
The percentage in mass of a solute in a given solution
What does the volume percent concentration calculates?
The percentage in volume of a solute in a given solution
The percentage in mass per volume of a solute in a given solution
The percentage in particles of a solute in a given solution
The percentage in mass of a solute in a given solution
There is a solution prepared with 35.25 grams of NaCl and 500 ml of water. What is the mass percentage concentration? The density of water is equal to 1 g/ml. DO NOT FORGET TO INCLUDE THE UNITS OF YOUR RESULT
There is a solution prepared with 10.15 grams of NaCl and 1250 ml of water. What is the volume percentage concentration? The density of NaCl is equal to 1.08 g/ml. DO NOT FORGET TO INCLUDE THE UNITS OF YOUR RESULT
