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( . . )
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– –
– –
E–mail : [email protected]
Website : www.muangthaibook.com
: :
. :
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1 : 2561
: 3,000
: 101/14 3 10 11000 . 0–2924–6316, 08–1445–9968, 08–6300–4113 0–2594–3923 E–mail : [email protected] Website : www.muangthaibook.com
ISBN : 978–616–281–426–6
: 55
1 2
( . . 2560)
2551
2
1 2
1 1
1 3
1.1 8
1.2 12
1.3 14
1.4 19
1 21
2 23
2.1 24
2.2 30
2 34
1 35
2 36
1 38
1.1 38
1.2 42
1.3 44
1.4 48
1.5 54
1.6 61
1 63
2 64
2.1 64
2.2 68
2 74
2 75
76
( 2.3 . 1/1)
Q = ms T Q = mL
( 2.3 . 1/2)
( 2.3 . 1/3)
( 2.3 . 1/4)
( 2.3 . 1/5)
Q = Q
( 2.3 . 1/6)
( 2.3 . 1/7)
( 3.2 . 1/1) ( 3.2 . 1/2) ( 3.2 . 1/3)
( 3.2 . 1/4) ( 3.2 . 1/5)
( 3.2 . 1/6)
( 3.2 . 1/7)
1
( 2.3 .1/1)
Q = ms T Q = mL
( 2.3 .1/2)
( 2.3 .1/3)
( 2.3 .1/4)
( 2.3 .1/5)
Q = Q
( 2.3 .1/6)
( 2.3 .1/7)
1
2
(Thermal Energy)
1.1
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3
( ) 0
( )
0
0
0
0
80 /
1
80
Q = mL
Q = (cal)
m = (g)
L = / (cal/g)
4
0
1
1
1 / (cal/g °C)
Q = ms T
Q = (cal)
m = (g)
s =
(cal/g °C)
T = (°C)
100
100
540
1 540
5
.
Q = mL
Q = (cal)
m = (g)
L = / (cal/g)
200 0 0
( 80 cal/g)
m = 200 g L = 80 cal/g Q
Q = mL
Q = 200 g 80 cal/g
Q =16,000 cal
200 16,000
6
5,400
( 540 cal/g)
Q = 5,400 cal L = 540 cal/g m
Q = mL
5,400 cal = m (g) 540 cal/g
m =
5,400 cal540 cal/g
m = 10 g
5,400 10
2,000 25
85
( 1 cal/g °C)
m = 2,000 g T = 85 – 25 = 60 °C
s = 1 cal/g °C Q
Q = ms T
Q = 2,000 g 1 60 °C
Q = 120,000 cal
120,000
7
1,000 0 100
( 80 cal/g
540 cal/g
1 cal/g °C)
Q1 =
Q2 = 0 °C 100 °C
Q3 =
Q1 = mL
= 1,000 g 80 cal/g
= 80,000 cal
Q2 = ms T
= 1,000 g 1 100 °C
= 100,000 cal
Q3 = mL
= 1,000 g 540 cal/g
= 540,000 cal
= Q1 + Q2 + Q3
= 80,000 cal + 100,000 cal + 540,000 cal
= 720,000
0 oC 0 oC 100 oC 100 oC Q1 Q2 Q3
8
(Temperature)
(Thermometer)
–
1.1.1 2
1.
(Calorie)
" "
2
– (cal) 1
1 °C 4.184
– (Cal kcal)
1 1 °C 4.184 1000 – (
)
11
1.1.4 1.
2.
3.
1.1.5 2 (Boiling
Point) (Freezing Point) 4
1. (°C) 0 100
2. (°F) 32 212
3. (K) 273 373
4. (°R) 0 80
–
–
C5
= F 329
= R4
= 5273K
12
27
K 2735
= 5C
K – 273 = C 55
K – 273 = 27 55
K = 27 + 273
K = 300
10
F 329
= 5C
F – 32 = C 95
F – 32 = 10 × 9
5
F – 32 = 18
F = 18 + 32
F = 50
(Matter)
15
1.8
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1. 1 2. 1 3. 1 4. 1
1.
1.1
16
2. 2
3. 2
4.
1
2
3
1.
2.
3.
17
1.3.2
4
4
1.
2. 10
4
1.3.3
1.9
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18
1. 1 2. 1 3. 1 4. 1 5. 1 6. 500
1. 2. 500 3. 4. 5. 3–5
3–5
1.2
19
1.
2.
3.
3
1.10
1.10
( )
( )
20
(Melting)
(Melting Point)
(Evaporation)
(Boiling Point) 2
(Condensation) (Conden–
sation Point)
(Freezing) (Freezing Point)