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Q. What is the use of Gallium? Gallium is mainly used in semiconductor technology. It is used for doping other semiconductor and in solid state devices such as transistors.
Q. Determine Atomic Number and Mass Number? One of the four naturally taking place isotopes of chromium has a mass number of 53. Determine the number of electrons, protons and
what are the similarities of chemical and physical change
Uses of Esters (a) Esters are used as a solvent for oils, fats, cellulose, resins etc. (b) Esters are used in making artificial flavours and essences. (c) Esters are used
Q. Illustrate about nuclear particle? In 1932 Rutherford with Chadwick demonstrated the existence of the neutron a nuclear particle having no charge but with nearly the same
MOLE CONCEPT
what makes gum chewy
how condensation being done??
Molar conductivity: The rate of charge transfer is proportional to the number of ions in the solution between the plates, which itself will vary with the concentration, c, of
Methane - Members of Alkanes It is also termed as marsh gas. (i) Industrial method of preparation: Mathane gas is acquired on a large scale from natural gas by liquefactio
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