At approximately what time had the universe cooled below the threshold temperature for producing (a) Kaons (M

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At approximately what time had the universe cooled below the threshold temperature for producing
(a) Kaons (M ≈ 500 MeV/c2).
(b) Y (M ≈ 9500MeV/c2), and
(c) Muons (M ≈ 100MeV/c2)?

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Organic Chemistry

ISBN: 978-1118133576

11th edition

Authors: Graham Solomons, Craig Fryhle, Scott Snyder

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Question Posted: Aug 18, 2010 11:53 PM

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At approximately what time had the universe cooled below the threshold temperature for producing (a) Kaons (M

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The temperature corresponding to the average kinetic energy needed to produce a particl...View the full answer

Organic Chemistry

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