. Ammonia, NH3, is a base and will readily accept a proton in accordance with the following reaction NHlaq) + H,O =NH,* + OH- (a) Calculate the equilibrium constant, K, for this reaction at 25°C. (b) If, at some time, pH reaction at equilibrium? If not, in which direction is the reaction going? 9.0, [NH3} = 10-5 M, and [NH,+] 10-6 M, is the

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Structure of materials

The word ‘structure’ means the thing that is built or constructed from combining the different interrelated parts on a definite location on the ground surface. The structure should be able to possess sufficient rigidity against the external loads that are applied to it.