Please solve this exercise and thank you

Please solve this exercise and thank you Into one branch of a LJ tube containing mercury, we add a liquid Of density p, thug mercury rises by — of 10 the height of the added liquid above the surface of separation. a) Calculate p. b) Knowing that atmospheric pren;sure is 103Pa. Calculate the pressure exerted on the surface of separation Of the two liquids knowing that h=12cm. Take g=10N /kg. liquid h 10

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