$50g$ of oil of specific heat capacity $2.2J/g^{o}C$ is cooled from ${350}^{o}C$ to ${25}^{o}C$. Calculate the heat energy given out by the oil

Q. 400 g of vegetable oil of specific heat capacity 1.98 J $g^{-1}$ ${}^{\circ }{C}^{-1}$) is cooled from ${100}^{\circ }C$. Find the final temperature, if the heat energy given out by is 47376 J.

Q. $200g$ of copper at ${200}^{o}C$ is cooled to ${20}^{o}C$. If the specific heat capacity of copper is $0.4J/g^{o}C$, calculate the heat energy given out($inJ$)

Q. $75g$ of water at ${10}^{o}C$ is heated by supplying $25200J$ of heat energy. If the specific heat capacity of water is $4.2J/g^{o}C$. Calculate the final temperature of water

Q. Calculate the mass of ice needed to cool $150$g of water contained in a calorimeter of mass $50$g at ${32}^o$C such that the final temperature is $5^o$C.
Specific heat capacity of calorimeter$=0.4J/g^{o}C$
Specific heat capacity of water$=4.2J/g^{o}C$
Latent heat capacity of ice$=330J/g$.