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Equilibrium Tes...

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  • Question 1
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    The pH of a solution which is 0.1 M in HA and 0.5 M in NaA. Ka{K_a} for HA is 1.8×1061.8 \times {10^{ - 6}} 

  • Question 2
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    Ionic product of H2OH_2O is 101410^{-14}. The H+H^+ ion concentration in 0.1 M0.1\ M NaOHNaOH solution is:

  • Question 3
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    The mass of acetic acid present in 500 ml of solution in which it is 1% ionised (KaKa of CH3COOH=1.8×105CH_{3}COOH=1.8\times 10^{-5}

  • Question 4
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    The value of observed and calculate molecular weights of silver nitrate are 92.6492.64 and 170170 respectively. 


    The degree of dissociation of silver nitrate will be :

  • Question 5
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    A+BC+DA+B\rightleftharpoons C+D.If initially the concentration of A and B both equal but at equilibrium,concentration of D will be twice of that of A,then what will be the equilibrium constant of the reaction?

  • Question 6
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    If 0.1 M of a weak acid is taken and its percentage of the degree of ionization is 1.34%1.34\%, then its ionization constant will be:

  • Question 7
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    What is [NH4+][{ NH }_{ 4 }^{ + }] in a solution containing 0.02M NH3{ NH }_{ 3 } (Kb=1.8×105{ K }_{ b }={ 1.8\times 10 }^{ -5 }) and 0.01M KOH?

  • Question 8
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    Four grams of NaOHNaOH solid are dissolved in just enough water to make 11 litre of solution. What is the[H+][H^+] of the solution?

  • Question 9
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    KaK_a for HFHF is 3.5×1043.5\times 10^{-4}. Calculate KbK_b for the fluoride ion.

  • Question 10
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    C(s)+H2O(g)CO(g)+H2(g)C(s)+H_2O(g) \rightleftharpoons CO(g)+H_2(g);   ΔH<0 \Delta H < 0.


    The above equilibrium will proceed in forward direction when _________.

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