The rate constant for the decomposition of H2O2 in aqueous solution is a) V Vt V t k - = a a log 2.303 b) t o V V t k log 2.303 = c) Vt V t k a log 2.303 = d) t o V V V V t k - - = a a log 2.303

in a physics laboratory a block x is balanced by a block Y of mass 200 kg,each are suspended from a balance of equal lever arms .the scale pan on X is at a height.H1=2 cm ,where as scale pan on Y is at height 1 cm above the floor.the error in weighing is (in gram)

consider the figure of a single riveted lap joint as follows

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cyclic heat engine operates between. temperature of 30 C. What is the least rate of heat rejection per kW net output of an engine. source temperature of 800 C and sink

 

 

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