If the actual pressure of the vapour was less than the
If the actual pressure of the vapour was less than the surrounding , will molecular weight you determine (heptane) be too low or too high? explain?
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If material increases its length by 4.2% when its temperature is raised 40 degrees C, then what is its coefficient of linear expansion
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If the actual pressure of the vapour was less than the surrounding , will molecular weight you determine (heptane) be too low or too high
Sodium hydroxide solution is to be concentrated from 10% to 30% by weight using a single effect evaporator operating at atmospheric pressure, The liquid circulates through a calandria consisting of 1 m long tubes 32 mm OD and 28 mm ID.
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Calculate the number of grams of NaOH per 100ml to give a pH8.0 solution if pure water at pH7.0 is used in the experiment. Repeat this calculation for a pH6.0 solution using HCl.
Compare the pH values in the dilution experiment for each of the acids and bases used to the pH detemined for distilled water.
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