[tex]\mathbf{Dados}\Longrightarrow m=300\ \text{g};\ \Delta\theta=100^{\circ}\mathrm{C};\ c=0.3\ \mathrm{cal/g^{\circ}C}.[/tex]
[tex]\boxed{Q=cm\Delta\theta}\Longrightarrow Q=\left(0.3\right)\left(300\right)\left(100\right)\ \therefore\ \boxed{Q=9000\ \text{cal}}[/tex]
