[填空题]
(a) The tube of a mercury thermometer has an inside0.nkes l d0e-*ll9mms dij9dvsg c: )8)8foh lxxameter of 0.140 mm. The bulb has a volume of 0.259g )xxc odsvl8h)8:fj 5 How far will the thread of mercury move when the temperature changes from 11.5 C to 33.0 C? Take into account expansion of the Pyrex glass. cm(b) Determine a formula for the length of the mercury column in terms of relevant variables. Ignore tube volume compared to bulb volume.