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23-12-2021
Chemistry

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How much energy is needed to convert 15.0 g of ice at -5.0 oC into water at 50.0 oC?

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Аноним Аноним

23-12-2021

m=15g=0.015kg
∆T=50-(-5)=55°C=328K
c=4184J/kg°K

Using thermodynamics

[tex]\\ \sf\longmapsto Q=mc∆T[/tex]

[tex]\\ \sf\longmapsto Q=0.015(328)(4184)[/tex]

[tex]\\ \sf\longmapsto Q=20585.28J[/tex]

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