[tex]dane:\\m = 0,2 \ kg\\T = 0^{o}C\\c_{t} = 334000\frac{J}{kg}\\szukane:\\Q = ?\\\\Q = c_{t}\cdot m\\\\Q = 334000\frac{J}{kg}\cdot 0,2 \ kg\\\\Q = 66 \ 800 \ J = 66,8 \ kJ[/tex]
