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Určite teplo Q, ktoré prijalo pevné teleso pri výmene tepla ak sa pritom jeho energia zväčšila o 300 J.
A ešte: teleso zo železa odovzdalo teplo 270 kj, jeho teplota klesla o 200°C. Vypočitajte jeho hmotnosť ,ak viete, že hmotnostná kapacita železa je 450J
Kg.°C
Dobrý večer, vedel by niekto aký je postup a výsledky týchto príkladov? Za pomoc vopred ďakujem 🙏🏻
Dobrý večer vedel by mi niekto prosím poradiť s postupom a výsledkami týchto príkladov? Vopred ďakujem za každú odpoveď
Dobrý deň, prosím skontrolujte mi to a chyby opravte. Pomôžte mi s tou 2. neviem či je to celé alebo dobre. Ďakujem.
doučma.sk
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