Saved Bookmarks
| 1. |
3) The apparatus shown in the following diagram is Garreau's potometer designed to demonstrateunequal transpiration from the two surfaces of a| dorsiventral leaf. Before keeping the leaf in betweenthe cups, anhydrous calcium chloride (CaCl,)contained in two small vials were weighed andplaced in both the cups. The ends of the cups wereclosed with corks through which two mercurymanometers were connected. After few hours,CaCl, vials were taken out and weighed again.CaCI, DIALS -MERCURYCaci,VIALS(a) What is the purpose of keeping CaCl, vials insidethe cup? |
|
Answer» CaCI2 is a HYGROSCOPIC that ABSORBS moisture/water WITHOUT changing it's state. CaCI2 vials inside the cup is to absorb water.hope it is helpful to u....plzz MARK me as brainliest... |
|