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11111nata11111 [884]
3 years ago
10

How many Helium atoms are in 12 grams of Helium?

Chemistry
1 answer:
horsena [70]3 years ago
6 0
12gHe/1 × 1molHe/4.0026g × 6.02x10^23atomHe/1mol = 1.8 atoms
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