Mole., Chemistry

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Elements of metallic and non metalic, list the physical properties of two e...

list the physical properties of two examples of metallic and non metallic elements

Determine the ph of this buffer, You make up 0.100 L of a buffer having 1.0...

You make up 0.100 L of a buffer having 1.00 M acetic acid and 1.10 M sodium acetate. The Ka of acetic acid is 1.8 x 10-4. (a) Determine the pH of this buffer.

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Till 20elememts write the no of electrons in outermost shell.if less than 4 then this is the valency otherwise subtract from 8

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The Fermi level is The highest occupied energy level at 0 0 K.

Ethanol or ethyl alcohol, Ethanol or Ethyl alcohol This is obtained by ...

Ethanol or Ethyl alcohol This is obtained by the fermentation of Molasses in the presence of enzymes as catalyst. C12H22O11+H2O→C6H12O6 + C6H12O6        (sugar)

Determine the equilibrium constant, Q. Determine the equilibrium constant? ...

Q. Determine the equilibrium constant? At 298 K, the molar conductivities at infinite dilution of NH 4 Cl, NaOH and NaCl are 129.8,217.4 and 108.9 ohm -1 cm 2 mol -1 respect

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The total number of valence electrons in 4.2 gm N - 3   of ion is ( N A is the Avogadro's number): (1) 1.6N A                               (2) 3.2N A

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