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Q. How to evaluate mass number?
An isotope of an element is recognized by its mass number which is the sum of the number of protons and neutrons in the atom's nucleus.
Mass number = number of protons + number of neutrons
When texting the symbol for an isotope write the atomic number and mass number as shown in the following examples.
H atom with one proton and no electrons H atom with one proton and one neutron
Define the both - Direct extrusion and Indirect extrusion Direct extrusion: Billet is placed in a container and forced through the die by a piston. Indirect extrusion:
Phenol + HNO3(in prescence of sulphuric acid) --> 2-nitrophenol + 4-nitrophenol.
Find Relation between Solute Standard State and Henry's Law? For a solution process in which species B is transferred from a gas phase to a liquid solution, find the relation b
Highest covalent character is found in: (a1 CaF 2 (2) CaCl 2 (3) CaBr 2 (4)
d block elements cofiguration
1.using diagram,explain how fluorescence optical bench works 2.Explain the applications of mass spectrometric detector (LC/MS)in HPLC 3.Discuss the current development in the field
Method for Detection of Elements - Phosphorus Phosphorus is detected through fusing the organic compound along with sodium peroxide while phosphorus is converted into sodium ph
C
curd formation in soya milk
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