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O npurnaht physical properties of... Liquid A is known to have a lower surface t

ID: 549850 • Letter: O

Question

O npurnaht physical properties of... Liquid A is known to have a lower surface tension and lower viscosity than Liquid B Use these facts to predict the result of each experiment in the table below, if you can. predicted outcome O V4 will be greater than V B 430. g samples of Liquid A and Liguid B are will be less than V weighed out, and the volumes and Va of O V will be equal to VB the samples are measured 0 It's impossible to predict whether VA or VB will O SA will be greater than S D S, will be less than SB 45.0 pil drops of Liquid A and Liquid B are sprayed into the air, where they form perfect spheres. The diameters of these drops are measured with a high-speed camera, and mesured wth armgh-s pered caero.anwin be egua to It's impossible to predict whether S or Sp will be greater without more information. their surface areas Su and Sg calculated

Explanation / Answer

Part A

Option 4 is the correct answer.

For finding the volume (for equal masses), the density of the liquids is essential. In the present case, density is not provided. Thus, it is not possible to tell anything about the volumes of A and B

Part B

Surface area is dependant on the surface tension of the liquid. Here also, surface tension is not provided. Surface tension is decided by the intermolecular attraction between the molecules. Thus, it is not possible, which liquid is having more surface tension and less surface area.

option 4 is the correct answer.