A 18.6-g piece of gold

(s

)

=

(

0.129(J)/(g\\\\deg C))

, initially at

285.4\\\\deg C

, is add

ded_(d)

147.2g

of a liquid, initially at

27.9\\\\deg C

, in an insulated container. The final temperature of the metal-liquid mixture at equilibrium is

28.9\\\\deg C

. What is the identity of the liquid? Negle\ a. ethanol

(s

)

=

(

2.43(J)/(g*\\\\deg C))

\ b. water

(s

)

=

(

4.53(J)/(g*\\\\deg C))

\ d. acetone

(s

)

=

(

2.15(J)/(g*\\\\deg C))

\ e. hexane

(s

)

=

(

2.27(J)/(g*\\\\deg C))

14. A 18.6-g piece of gold (s=0.129J/(gC)), initially at 285.4C, is add 147.2g of a liquid, initially at 27.9C, in an insulated container. The final temperature of the metal-liquid mixture at equilibrium is 28.9C. What is the identity of thanol (s=2.43J/(gC)) a. ethan bater (s=4.18J/(gC)) b. water (s=4.18J/(gC)) d. acetone (s=2.15J/(gC)) e. hexane (s=2.27J/(gC))