At room temperature, the surface tension of water is 72.0 mj·m–2. what is the energy required to change a spherical drop of water with a diameter of 1.20 mm to five smaller spherical drops of equal size? the surface area of a sphere of radius r is 4π r2 and the volume is 4π r3/3.
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Chemistry, 22.06.2019 04:00
You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
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Chemistry, 23.06.2019 03:00
Select the correct answer. wax is a nonpolar substance. in which type of substance is it the most soluble?
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At room temperature, the surface tension of water is 72.0 mj·m–2. what is the energy required to cha...
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