Each student in ms. major's class was given an unknown substance. ms. major gave her students a list, shown below, of substances and their properties to them identify their unknown. if a student's unknown is a white solid and its density was calculated to be about 1.7 g/ml, it is most likely

The surface of the water droplet is held together by the attraction between molecules. in order for water to flow more easily into these small spaces, you need to decrease its surface tension. you can do this by adding soap, which is a surfactant (a material that decreases the surface tension of a liquid).