10 Questions
What is the main purpose of DSC analysis?
Measuring the heat of crystallization
Which component of a thermobalance affects the shape of the TG curve?
Sample Holder
What is the purpose of the heat transfer disk in DSC?
Differentiate endo or exo transitions at constant temperature
What type of DSC method keeps the temperatures of the sample and reference equal?
Power compensated DSC
Which thermal reaction is NOT an example measured by TG analysis?
Melting
What is the relationship between temperature increase (ΔT), heat absorbed (ΔQ), mass (m), and heat capacity (C) when a body is heated?
ΔT = ΔQ/mC
What property of a system do thermal analysis methods measure?
Dynamic relationship between temperature and mass
In thermogravimetric analysis (TGA), what property is recorded as a function of temperature or time?
Change in the weight of a substance
What is the principle behind differential scanning calorimetry (DSC)?
Measurement of energy absorbed or released by a material
What parameter does heat capacity define?
Amount of heat energy required to raise the temperature of a given quantity of matter by one degree Celsius
Learn about thermal analysis methods that measure the dynamic relationship between temperature and properties of a system. Understand the principles of heat absorption and mass changes in response to temperature variations.
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