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The four quantum number for the valence shell electron or last electron of sodium (Z = 11) is: (1) n =1, l= 1, m= -1, s= -1/2 (2) n =3, l=0, m=0, s= +1/2 (3) n =3,
What volumne of 10.83 M HNO3 is required to prepare 683 mL of a 1.9 M HNO3 solution? Answer in units of mL
ionic bonds are usually formed by combination of elements with
475 ml at 54 psi to 1760 torr
What is hydrometallurgy
A mixture of air and methanol vapour is fed to a converter in which the following reactions take place: CH OH O HCHO H O 3 2 2 2 1 + ® + 3 2 CH OH ® HCHO + H In addit
Purification of organic compounds Several methods are available for the purification of substances. Though, the selection of method, depends upon the nature of substance (if s
how does a atomic absorption spectrometer work?
predict the period number and group number of element with atomic number 12
The density of gold is 19.30g/ml how much volume of gold will have a mass of 34.5kg ion..
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