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Arrange the following steps in a sequential order to demonstrate the expansion of gases (a) Heat the test tube and observe the position of coloured drop in the narrow galsstube (b) Take a drop of coloured liquid in to naroorw galss tube (c ) Take an empty test tube fit its mouth wiht one holed cork stopper (d) Fit the narrow glass tube through the cork os that the level of the coloured drop is just above the cork (e ) The ari in the tube expands and pushes the colureddrop in the narrow tube upwards |
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Answer» bcade |
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