panpanriser76
07.05.2021 •
Chemistry
PLEASE HELP 10 POINTS ILL FOLLOW YOU TOO, NO LINKS OR UR GETTUBG REPORTED How much heat is released by 500.0 g of water as it cools from 45.5 ○ C to 22.0 ○C?
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Ответ:
Explanation:
The final temperature is
=
127
∘
C
Explanation:
Apply Gay Lussas's Law
Pressure
Temperature
=
Constant
, at
Constant Volume
P
1
T
1
=
P
2
T
2
The initial pressure is
P
1
=
P
The final pressure is
P
2
=
2
P
The initial temperature is
T
1
=
−
73
+
273
=
200
K
The final temperature is
T
2
=
P
2
P
1
⋅
T
1
=
2
P
P
⋅
200
=
400
K
The final temperature is
=
400
−
273
=
127
∘
CThe final temperature is
=
127
∘
C
Explanation:
Apply Gay Lussas's Law
Pressure
Temperature
=
Constant
, at
Constant Volume
P
1
T
1
=
P
2
T
2
The initial pressure is
P
1
=
P
The final pressure is
P
2
=
2
P
The initial temperature is
T
1
=
−
73
+
273
=
200
K
The final temperature is
T
2
=
P
2
P
1
⋅
T
1
=
2
P
P
⋅
200
=
400
K
The final temperature is
=
400
−
273
=
127
∘
C