Chemistry, 14.10.2020 18:01 joeydjky

Technetium-104 has a half-life of 18.0 minutes. How much of a 165 g sample is left after 90.0 minutes?

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Technetium-104 has a half-life of 18.0 minutes. How much of a 165 g sample is left after 90.0 minute...