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Removing of permanent hardness from water
In naturally occuring neon, the fracional abundance of various isotopes is as follows: 20Ne =0.9051; 21Ne = 0.0027; 22Ne = 0.0922. What is the atomic mass of neon?
A hydrocarbon is burnt completely in excess oxygen.it is found that 5.0g of the hydrocarbon gives 14.6g carbon dioxide and 9.0g of water.knowing that relative molecular mass of the
This of the following is an electrovalent linkage: (1) CH 4 (2) MgCl 2 (3) SiCl 4 (4) BF 3 Ans: MgCl
A flash separator "flashes" (abrupt increase in temperature and pressure) a liquid stream containing multiple species. Not all of the liquid vaporizes, but the vapor that does form
sometimes we put a coordinate bond or sometimes we put a double bond in between s and a nonprotonated o atom in the structure of h2so4.is there any diifference in between these two
what are antifertility drugs?
AS THIS ALKALI METALS HAS LARGE SIZE AND LESS IONISATION ENERGY THEY LOSE THEIR OUTERMOST ELECTRON EASILY. PHOTOELECTRIC EFFECT MEANS EJECTION OF ELECTRONS FROM A METAL WHEN THEY
How To Develop A New Product The process of developing a new product comprises three phases, namely formulation or recipe development, standardization of processing methods,
How do you mean by chemistry?
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