Respuesta :
Answer: 1 Answer. The amount of energy required is 4.4 J .
Explanation:
Known
c
=
0.24 J/g
∘
C
)
m
=
7.37 g
T
i
=
25.0
∘
C
T
f
=
27.5
∘
C
Δ
T
=
T
f
−
T
i
=
27.5
∘
C
−
25.0
∘
C
=
2.5
∘
C
Unknown:
Q
Solution
Q
=
(
0.24 J
g
∘
C
)
(
7.37
g
)
(
2.5
∘
C
)
=
4.4 J
rounded to two significant figures
