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Neon has two stable isotopes, namely the mass numbers 20 and 22. According to relative abundance, it has 20.2 RAM.

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βˆ™ 11y ago
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βˆ™ 8y ago

It is 20.1797.

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Jesus_2oh9

Lvl 2
βˆ™ 1y ago

It’s 20 CST 2.5.2 chemistry

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Q: What is the mass number of neon (Ne)?
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