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Posted: March 2nd, 2020
Avogadro number Assignment | College Homework Help
In an experiment to search out out Avogadro amount, a stearic acid monolayer is common on the ground of the water in a spherical dish. If the dish has a diameter of 101.6 mm, the monolayer inside the dish might have an area of ___mm^2 or ____nm^2.
If each stearic avid molecule covers an area of zero.21nm^2 inside the monolayer, there are ___ molecules of stearic acid inside the monolayer. 19 drops of stearic acid decision are unfold all through a water decision to sort a monolayer. The reply has a spotlight of 79mg stearic acid/L and stearic acid has a molar mass of 284.5g/mol. It takes 119 drops of decision to fill a graduated cylinder to the 1mL mark. There are ____mg of stearic acid inside the monolayer and ____mol of stearic acid inside the monolayer. From this data, Avogadro’s amount is estimated to be _______ molecules/mol recognized to _____ sig figs Science Homework Venture help
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