A sample of nickel is heated to 95.0°C and placed in a coffee-cup calorimeter. If the 50.0 g of water in the calorimeter is initially 22.3°C and warms to 25.4°C, what mass of nickel was heated? (The specific heat of nickel is 0.444 J/°C g and water is 4.18 J/°C g).

A. 21.0 g
B. 15.4 g
C. 2.1 g
D. 57.5 g

Question

A sample of nickel is heated to 95.0°C and placed in a coffee-cup calorimeter. If the 50.0 g of water in the calorimeter is initially 22.3°C and warms to 25.4°C, what mass of nickel was heated? (The specific heat of nickel is 0.444 J/°C g and water is 4.18 J/°C g).

 		A.	21.0 g
 		B.	15.4 g
 		C.	2.1 g
 		D.	57.5 g

anonymous · Answer

@aaronq  here's what i've done: 
m(.444)(25-95) = -(50)(4.184)(25-22.3)
and I got 16.96 but that's not an answer choice... help?

anonymous · Answer

@Somy @asib1214