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What is difference between silica used in TLC and HPLC column? TLC is called thin layer chromatography. The simple technique works on the principle of adsorption, where as HPLC i
In which one of the following pairs of experimental observations and phenomenon does the experimental observation correctly account for phenomenon: (1) X-ray spectra
Wavelength associated with electron motion: (1) Increases with increase in speed of electron (2)Remains same irrespective of speed of electron (3) Decreases with increa
Q. Determine the impurities in the sample of oil? After conducting this activity, you will be able to: • determine impurities such as total dirt and organic dirt in the giv
Q. Describe Molarity and Molality and what is the basic diffrence between Molarity and Molality? The concentration of a solution is usually expressed as molarity (i.e., M). The
Homolysis bond fission or Homolytic (i) In homolysis bond, the covalent bond is broken in such a way that every resulting species gets its own electron. This is apt to the crea
Read the recent tribunal case Taylor v Archicentre Ltd (General) [2012] NSWCTTT 348 (a) Provide a summary account of the key material facts concerning the architectu
explain why carbon tetra-chloride does not dissolve in water?
a. 'Hormones are chemical messengers.' Explain? b. Name the main disease caused due to lack of the vitamin and its source in each of the following: A, B 6 and E.
Consider a process for the partial oxidation of benzene to produce maleic anhydride (C 4 H 4 O 4 ) using air. There are two reactions to be concerned with: The first partially oxid
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