2.149545429 x 1022
It is 73.47 sextillion kg.
assuming standard sheet is 4 x 8 = 32 square feet roof is 29 x 45 = 1305 sq ft you need 1305/32 = 41 sheets
14th
1,305 / 29 = 45
6.29481 x 1022.
As every nitric oxide molecule has three atoms, this amount of molecules have 3.9 x 1022 atoms.
2.149545429 x 1022
It is 73.47 sextillion kg.
(5,273)6 = 2.14954543 x 1022 (rounded)
3.34 x 1022
6.022 X 1023 - 6.022 X 1022 = 5.419 X 1023 ======================
6.181246208137635 x 1022 seconds.
7.35 x 1022 [scientific notation]
The mass of Europa is 4.8 x 1022 kg.
Amount of oxygen = 5.2/32.0 = 0.163mol Number of oxygen molecules = 0.163 x 6.02 x 1023 = 9.78 x 1022 Number of oxygen atoms = 2 x 9.78 x 1022 = 1.96 x 1023
Zero. Its mass, however, is about 7.35 x 1022 kg