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-22 Gold, which has a density of 19.32 g/cm', is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fibre. (a) If a sample of gold, with a mass of 27.63 g, is pressed into leaf of 1.000 um thickness, what is the area of ​​the leaf? ( b ) If . Instead , the gold is drawn out into a cylindrical fiber of radius 2.500 um , what is the length of the fiber ?

-22 Gold, which has a density of 19.32 g/cm', is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fibre.  (a) If a sample of gold, with a mass of 27.63 g, is pressed into leaf of 1.000 um thickness, what is the area of ​​the leaf?  ( b ) If .  Instead , the gold is drawn out into a cylindrical fiber of radius 2.500 um , what is the length of the fiber ?

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Grade:6

1 Answers

Shivam mishra
34 Points
2 years ago
Beta ye qn imp nii hii  phd nii krna... -22 Gold, which has a density of 19.32 g/cm', is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fibre.  (a) If a sample of gold, with a mass of 27.63 g, is pressed into leaf of 1.000 um thickness, what is the area of ​​the leaf?  ( b ) If .  Instead , the gold is drawn out into a cylindrical fiber of radius 2.500 um , what is the length of the fiber ?

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