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  1. moles ICl = 0.682 g /162.357 g/mol= 0.00420 initial concentration ICl = 0.00420 mol / 0.625 L=0.00672 M moles I2 = 0.0383 g /253.808 g/mol=0.000151 concentration I2 at equilibrium = 0.000151 / 0.625 L=0.000241 M 2 ICl <------>...

    1 Answers · Science & Mathematics · 14/03/2010

  2. initial concentration HI = 2.00/ 1.00 = 2.00 M at equilibrium [HI]= 2.00 x 20 / 100 = 0.400 M [H2] = [I2] = 0.400/2 = 0.200 M K = (0.200)^2 / (0.400)^2 = 0.25

    1 Answers · Science & Mathematics · 17/02/2009

  3. Li, K, Cs,= 1 valence electron. Be, Mg, Ca,Ba= 2 valence electrons. USE the periodic table!

    2 Answers · Science & Mathematics · 16/04/2009

  4. ionization energy is the amount of energy required to remove one mole electrons form one mole gaseeous atoms. now considering Na,K and Cs. Na is in the 3rd period, K in the 4th Period and...

    2 Answers · Science & Mathematics · 09/12/2006

  5. When there are the same number of moles of gas on each side of the arrow so that Δn is zero. Kp = Kc(RT)^Δn When Δn is zero the equation becomes Kp = Kc(1). Any quantity to the...

    1 Answers · Science & Mathematics · 28/04/2015

  6. The lanthanide series starts at principal quantum number 4, same as K The extra volume available to the 4, 5 & 6 's' orbitals due to these 7 f-orbitals lowers electron density and core electron repulsions. The effect is...

    2 Answers · Science & Mathematics · 13/10/2009

  7. a) Si n = 3 l = 0 m = 0 s = 1/2 n = 3 l = 0 m = 0 s = -1/2 n = 3 l = 1 m = -1 s = 1/2 n = 3 l = 1 m = 0 s = 1/2 b) K n = 3 l = 0 m = -1 s = -1/2 n = 3 l = 1 m = 0 s = -1/2 n = 3 l = 1 m = 1 s = -1/2 n = 4 l = 0 m = 0 s = 1/2 c) Zn n = 4 l = 2 m = -2 s = -1/2 n = 4 l = 2 m = -1 s= -1/2 n = 4 l = 2 m = 0 s= -1/2 n = 4 l = 2 m = 1 s...

    2 Answers · Science & Mathematics · 09/05/2010

  8. Kc is the equilibrium constant expressed in terms of concentrations. It is worked out as the concentration of the products divided by the concentration of the reactants. For example for A + B...

    2 Answers · Science & Mathematics · 22/03/2010

  9. It is impossible for an atom to gain or lose a proton naturally. K+ is positive, which means that it lost one negative charge (electron).

    2 Answers · Science & Mathematics · 26/09/2013

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