CBSE Class 11-science Answered
Assume that the nucleus of the fluorine atom is a sphere of radius 5 X 10 raised to -13 cm. What is the density of the matter in the nucleus?
Asked by Abhishek Wagle | 18 Feb, 2014, 09:29: PM
Expert Answer
The radius of a fluorine nucleus is 5 x 10–13 cm.
The mass of a F nucleus =19 / 6 x 1023 g = 3.2 x 10-26 kg
The volume of a F nucleus = = 4/3 x π x (5 x 10-13)3 cm3
= 5.2 x 10-37 cm3
Density = mass
volume
= 3.2 x 10-26 kg
5.2 x 10-37 cm3
= 6.1 x 1010 kg cm-3
Answered by | 19 Feb, 2014, 12:31: PM
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