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mudarisova
@mudarisova
October 2021
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Средняя квадратичная скорость молекул кислорода при 927?С равна 960 м/с. Какова средняя квадратичная скорость этих молекул при 27?С?
1) 200мс
2)824 мс
3) 320 мс
4)480 мс
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tana20101997
Verified answer
V=sqrt(3*R*T/M)
V1/V2=sqrt(T1/T2)
V2=V1/sqrt(T1/T2)=960/sqrt(1200/300)=480 м/с
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Answers & Comments
Verified answer
V=sqrt(3*R*T/M)V1/V2=sqrt(T1/T2)
V2=V1/sqrt(T1/T2)=960/sqrt(1200/300)=480 м/с