rayon., Chemistry

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what is rayon?what are the things made of it?

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Molecular geometries, Use the VSEPR model to predict approximate molecular ...

Use the VSEPR model to predict approximate molecular geometries and electron-domain for the following species. (a) XeF 2 , (b) NH3Cl + , (c) BrO2 -

Acidity, which is more acidic among o-methoxy benzoic acid and m-methoxy be...

which is more acidic among o-methoxy benzoic acid and m-methoxy benzoic acid Ans) o-methoxy benzoic acid is more acidic than m-metoxy benzoic acid.

Why covalent compounds are insoluble in water, Why was covalent compounds a...

Why was covalent compounds are insoluble in water and ionic compounds soluble in water? Ans) When ionic bonds form, one atom becomes positively charged, while the other becomes ne

The charge of an electron & value of free charge on li+ ion, The charge of...

The charge of an electron is -1.6 x10 -19 C.  The value of free charge on  Li + ion will be: (1) 3.6x 10 -19 c                   (2) 1x 10 -19 c      (3) 1.6 x 10 -19

The shape of an orbital is given by the quantum number, The shape of an orb...

The shape of an orbital is given by the quantum number : (1) n                       (2) l          (3) m                    (4) s       Ans:  l

Esters, What are the esters used in paint''s and their names

What are the esters used in paint''s and their names

Halogen containing compounds, Halogen Containing Compounds Compounds th...

Halogen Containing Compounds Compounds that are derived from hydrocarbons by the replacement of one or more than one hydrogen atoms by the corresponding number of halogen atoms

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