How long does it take the mercury to make a complete revolution? by Sunday | Jun 13 | Geography WAEC | 0 comments A. 88 days B. 225 days C. 365 days D. 687 days Correct Answer: Option A – 88 days Users Also Read These:The ice and steam point on a mercury-in-glass…The distance between the fixed points of a…An immersion heater is rated 120W. How long does it…An electron of mass m and charge e moves in a…The lower and upper fixed points marked on a…