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Dec. 20th, 2005 05:32 pm![[identity profile]](https://www.dreamwidth.org/img/silk/identity/openid.png){kind=small}
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useful_faqКакова масса 1 м. куб. воздуха при t=40c и нормальном атмосферном давлении? Молярная масса воздухаравна 29 г. на моль ???? оч надо
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Date: 2005-12-20 03:10 pm (UTC)