A cylindrical glass tube 20.0 cm in length is filled with acetone. The mass of the acetone to fill the tube is found to be 19.33 g. Calculate the inner diameter of the tube in cm. The density of acetone is 0.784 g/mL.

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Q: Which of these will NOT dissolve in water?    a.table salt b.sugar c.vinegar d.bacon fat

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.