Re Part A A U-shaped tube open to the air at both ends contains some What is the gauge pressure at the water-mercury interface? mercury. A quantity of water is carefully poured into the left arm Express your answer in pascals to three significant figures. of the U-shaped tube until the vertical height of the water column is hw = 25.0 cm . AEQ 252 Pa hw Water Submit Request Answer Mercury Part B Calculate the vertical distance h from the top of the mercury in the right-hand arm of the tube to the top of the water in the left-hand arm. Express your answer in centimeters to three significant figures. h = cm Submit Request