0
How is the degree of crystallinity measured with by x-ray diffraction and differential scanning calorimetry?
Wiki User
∙ 10y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What does the phrase 'differential scanning calorimetry' mean?
Differential scanning calorimetry is also known as DSC. It is a technique in which the amount of heat needed to increase temperatures of a sample is measured as a functional temperature. This technique was developed by M.J. O'Neill and E.S. Watson.
Chemistry calorimetry help?
Calorimetry measures the heat of chemical reactions and physical changes. The steps involved in solving calorimetry problems are as follows: The heat of the reaction is less than the amount of heat measured by the calometer. The heat gained by the calometer is the capacity of the calorimeter and temperature change of the sample undergoing the chemical and/or physical change. The combination of the two are calculated to heat reaction and given temperature change.
What is grating diffraction?
A diffraction Grating is an array of arranged lines, normally a wavelength apart. They are commonly used to measure the size of your penis because its so small it has to be measured in nanometers.
What is a diffraction grating?
A diffraction Grating is an array of arranged lines, normally a wavelength apart. They are commonly used to measure the size of your penis because its so small it has to be measured in nanometers.
What is using a calorimeter?
Heat is measured using calorimeter.A calorimeter is an object used for calorimetry, or the process of measuring the heat of chemical reactions or physical changes as well as heat capacity.
What is a Beckmann differential thermometer?
A sensitive thermometer with an adjustable range so that small differences in temperature can be measured.
What is Measured using a thermometer?
Heat is measured using calorimeter.A calorimeter is an object used for calorimetry, or the process of measuring the heat of chemical reactions or physical changes as well as heat capacity.
What solution blank to measure anthocyanin?
It can be measured by UV- spectrophotometer. The pH differential method has been used to determine the anthocyanin content
What is a hypothesis statement that can be used to explain that a calorimetry can be used to detect the amount o energy stored in the chemical bonds of foods?
A hypothesis statement could be: "Calorimetry can be used to detect the amount of energy stored in the chemical bonds of foods, as the heat produced during the combustion of food can be measured and equated to the energy content. By conducting calorimetric experiments and analyzing the heat released, we can determine the energy content of various foods and understand the relationship between the chemical bonds in the food and the energy it holds."
What is the relationship between enthalpy of atomisation of hydrogen and the bond dissociation enthalpy of the H-H bond?
the enthalpy of atomisation of hydrogen is equal and (in principle) identical to the bond dissociation enthalpy of the H-H bond. However, IF the first is measured by calorimetry and the second by spectrometry there might be a systematic difference.
When X rays of wavelength 0.090 nm are diffracted by a metallic crystal the angle of first-order diffraction n 1 is measured to be 15.2 What is the distance between the layers of atoms responsi?
X-rays with wavelengths of 128 pm was used to study a crystal which produced a reflection of 15.8 degrees. Assuming first order diffraction (n = 1), what is the distance between the planes of atoms (d)
What is Thomas p. lecky discovery?
Thomas P. Lecky was a British chemist known for his work in the late 19th century on the chemistry of combustion and its relation to chemical energies. He discovered that when elements combine chemically, the amount of heat released or absorbed can be quantitatively measured, leading to the development of calorimetry as a scientific technique. His work laid the foundation for the study of thermochemistry.
