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Byju's Answer
Standard XII
Physics
Calorimetry
100 g of ice ...
Question
100
g
of ice at
0
o
C
is mixed with
100
g
water at
100
o
C
. What will be the find temperature of the mixture?
A
10
o
C
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B
20
o
C
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C
30
o
C
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D
40
o
C
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Solution
The correct option is
A
10
o
C
Given,
at
100
g
ice.
- mixed with
100
g
water
a
t
O
0
ice
heat required
(
Q
1
)
=
m
water
×
L
fusion
=
100
g
×
80
c
a
l
/
g
r
a
m
Q
1
=
8000
c
a
l
(required)
heat released when
100
∘
C
water convert into
O
0
C
water
Q
2
=
m
S
Δ
T
=
100
×
1
×
100
Q
2
=
10000
c
a
l
(released)
So, we have
Q
=
Q
2
−
Q
1
( Extra)
Q
=
2000
cal
which is used to increase the temperature of whole
Q
=
m
g
2000
=
200
×
1
×
(
T
−
0
)
T
=
10
∘
C
Suggest Corrections
0
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