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Inglês, 16.08.2019 05:15 tai2242

Uma panela com capacidade t√©rmica de 250 cal/¬įc, cont√©m 2 l de √°gua.
o calor espec√≠fico da √°gua √© 1 cal/g ¬įc e sua massa espec√≠fica √© de 1g/cm!
se que a temperatura inicial do conjunto √© 20¬įc, quantas calorias
devem ser fornecidas ao conjunto (panela + √°gua) para elevar sua temperatura
at√© 80 ¬įc? ‚Äč

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Uma panela com capacidade t√©rmica de 250 cal/¬įc, cont√©m 2 l de √°gua.
o calor específico da água...
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