Q: country : mexico - espanol

A: Country : Mexico - espanol
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Q: he extended boltzmann 's equation to dense gasses and wrote two important papers on brownian motion.

A: He extended Boltzmann 's equation to dense gasses and wrote two important papers on Brownian motion.
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Q: they were successful and the roman empire was extended to the upper reaches of the danube river.

A:
They were successful and the Roman empire was extended to the upper reaches of the Danube River.
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