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chemistry Practice tests Neco, Jamb, Wascce,SSce, Sat, Gre, Toefel, Gmat Online

Practice chemistry tests question Below by selecting the right option.


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The efficiency of a solid catalyst to increase reaction rates depends on its




solubility
B


concentration
C


quantity
D

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Dynamic equilibrium describes a situation where




the concentration of
B


both forward and rev
C


reactants are conver
D

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The ion that will give a white precipitate with aqueous NaOH and soluble in excess of the base is




Mg2+
B


Zn2+ 
C


Cu2+ 
D

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