5 Questions
In which state of matter does a substance have a definite shape and volume?
Solid
Which branch of chemistry is concerned with interactions and transformations of materials?
Physical chemistry
What is the force exerted per unit area by gas molecules as they strike the surfaces around them?
Pressure
What is the process by which a substance changes from a solid directly to a gas without passing through the liquid phase?
Sublimation
Which subdiscipline of chemistry traditionally deals with the study of living organisms and their chemical processes?
Biochemistry
Study Notes
States of Matter
- A substance has a definite shape and volume in the solid state of matter.
Branches of Chemistry
- Chemical kinetics is concerned with interactions and transformations of materials.
Gas Properties
- Pressure is the force exerted per unit area by gas molecules as they strike the surfaces around them.
Phase Changes
- Sublimation is the process by which a substance changes from a solid directly to a gas without passing through the liquid phase.
Subdisciplines of Chemistry
- Biochemistry traditionally deals with the study of living organisms and their chemical processes.
Test your knowledge of physical chemistry and bio-chemistry basics with this quiz. Explore the principles of physics underlying chemical interactions and quantitative aspects of reactions.
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