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11-04-2016
Chemistry

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10. How many g of Cu(OH)2 can be made from 9.1 x 1025 atoms of O?

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Willchemistry Willchemistry

11-04-2016

Molar mass Cu(OH)₂ = 97.561 g/mol

97.561 g Cu(OH)₂ --------------- 6.02x10²³ atoms
? g Cu(OH)₂ -------------------- 9.1x10²⁵ atoms

mass = 9.1x10²⁵ * 97.561 / 6.02x10²³

mass = 8.87x10²⁷ / 6.02x10²³

mass = 14734.2 g

hope this helps!

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