Centuries: 4th century - 5th century - 6th century
Decades: 390s 400s 410s 420s 430s - 440s - 450s 460s 470s 480s 490s
Years: 436 437 438 439 440 - 441 - 442 443 444 445 446
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Graham's Law, named after Thomas Graham, states that the kinetic energy of two samples of different gases at the same temperature is ...
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