Physical Chemistry Fundamentals
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Questions and Answers

What does physical chemistry primarily study?

  • Only macroscopic phenomena in chemical systems
  • Only microscopic phenomena in chemical systems
  • Macroscopic and microscopic phenomena in chemical systems (correct)
  • Chemical equilibrium and colloids
  • Which of the following is an area of study in physical chemistry?

  • Genetics and heredity
  • Reaction kinetics (correct)
  • Human anatomy
  • Geological formations
  • What does physical chemistry aim to resolve?

  • Effects of sound waves on molecular structure
  • Effects of light on atomic composition
  • Effects of intermolecular forces on physical properties of materials (correct)
  • Effects of gravity on chemical reactions
  • Which field is predominantly a supra-molecular science?

    <p>Physical chemistry</p> Signup and view all the answers

    What is correlated using the phase rule in physical chemistry?

    <p>Number of phases, number of components, and degree of freedom</p> Signup and view all the answers

    What happens to the radiations of all wavelengths incident on an ideal black body?

    <p>They are absorbed</p> Signup and view all the answers

    Why does a black body appear black, regardless of the color of the incident radiations?

    <p>It does not reflect any wavelength</p> Signup and view all the answers

    What are the radiations emitted by a black body called?

    <p>Black body radiations</p> Signup and view all the answers

    What helps to avoid direct reflection in the experimental setup used to study black body radiations?

    <p>Conical projection</p> Signup and view all the answers

    When the body is placed in a bath at fixed temperature, what acts as a black body radiator?

    <p>The heat radiations coming out of the hole in the sphere</p> Signup and view all the answers

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