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How many moles of silver atoms are in 1.8 × 10^20 atoms of silver? a) 3.0 × 10^2 b) 1.1 × 10^44 c) 3.3 × 10^–3 d) 3.0 × 10^–4
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How many moles of silver atoms are in 1.8 × 10^20 atoms of silver?

a) 3.0 × 10^2

b) 1.1 × 10^44

c) 3.3 × 10^–3

d) 3.0 × 10^–4

User Sirio
by
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1 Answer

6 votes
1.8x10^20 atoms x (1 mole / 6.022x10^23 atoms) = 3.0x10^-4 mole
User Raluca
by
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