a chemist mixes 75.0 g of an unknown substance at 96.5C w/ 1,150 g of water at 25.0C . if the final temperature of the system is 37.1C, what is the specific heat capacity of the substance ? Use 4.184 J /g Celsisus for the specific heat capacity of water.

a. 368
b. 13.1
c. 0.368
d. 0.0112

Question

a chemist mixes 75.0 g of an unknown substance at 96.5C w/ 1,150 g of water at 25.0C . if the final temperature of the system is 37.1C, what is the specific heat capacity of the substance ? Use 4.184 J /g Celsisus for the specific heat capacity of water.

a. 368
b. 13.1
c. 0.368
d. 0.0112

jfraser · Answer

the useful equation is 
$$Q = m*C_P* \Delta T$$ rearrange to solve for C and plug in teh values