A slab of stone of 0.36 m and thickness 10cm is exposed on the lower surface to steam at 100°c. A block of ice at 0°c
rests on the upper surface of the slab. in one hour 4.8 kg of ice is melted. calculate the thermal conductivity of stone.
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Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.