Answer :

temperature in celcius scale / 5= (temperature in fahrenheit scale - 32 )/9

temperature in fahrenheit scale = [(temperature in celcius scale *9)/5-32)]

temperature in kelvin scale = temperature in celcius scale + 273
ΔE = Ef - Ei........... tat is its a state function
ΔE = q+w
And the sign conventions.. when heat is liberated it is -ve and vice versa

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