12) If the thickness of this page is 0.2 mm, calculate the volume (cm³) of this page. I'cm=10mm 27.85 x 21.45 X 0.02 12.05 12.05cm3 = 12 0.2mm = 0.2 xL cm Imm = To cm toi 0.2 mm = 0.02 cm 13) The radius of a spherical aluminum atom is 140 pm. How many aluminum atoms could be lined up across the vertical length of this page? vertical Length of each Ald tom n) 3 Ix 10- %3D -16 27.85cm 0.995X109 -16 cm 280X 10-10cm 27.85 x100 ఒతిం 140 pm = 140x10 -10 10 "Cm 99.5x107 99.5x107
12) If the thickness of this page is 0.2 mm, calculate the volume (cm³) of this page. I'cm=10mm 27.85 x 21.45 X 0.02 12.05 12.05cm3 = 12 0.2mm = 0.2 xL cm Imm = To cm toi 0.2 mm = 0.02 cm 13) The radius of a spherical aluminum atom is 140 pm. How many aluminum atoms could be lined up across the vertical length of this page? vertical Length of each Ald tom n) 3 Ix 10- %3D -16 27.85cm 0.995X109 -16 cm 280X 10-10cm 27.85 x100 ఒతిం 140 pm = 140x10 -10 10 "Cm 99.5x107 99.5x107
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.1: Prisms, Area And Volume
Problem 34E: The numerical value of the volume of a cube equals the numerical value of its total surface area....
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I want to know if I solved correctly for Q: 12). and 13).
Transcribed Image Text:12) If the thickness of this page is 0.2 mm, calculate the volume (cm³) of this page.
I'cm=10mm
27.85 x 21.45 X 0.02
12.05
12.05cm3 = 12
0.2mm =
0.2 xL
cm
Imm =
To cm
toi
0.2 mm = 0.02 cm
13) The radius of a spherical aluminum atom is 140 pm. How many aluminum atoms could be lined
up across the vertical length of this page?
vertical Length of each Ald tom
n) 3 Ix 10-
%3D
-16
27.85cm
0.995X109
-16
cm 280X 10-10cm
27.85 x100
ఒతిం
140 pm = 140x10
-10
10 "Cm
99.5x107
99.5x107
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