●●● ●●●● 6.Questions ●●●●● ●●●● ●●●●● ●●●● (lUring experiment, if the capillary insert the liquid surface by lmm, how much error will bring about (2)During experiment, why do we slow the barbotage (3)During experiment, why do we measure the surface tension of different concentration solution from from low 0 hig6.Questions ⚫ (1)During experiment ,if the capillary insert the liquid surface by 1mm ,how much error will bring about? ⚫ (2)During experiment ,why do we slow the barbotage ? ⚫ (3)During experiment,why do we measure the surface tension of different concentration solution from from low to high