ANEXA II

Marimile caracteristice ale unor gaze

Denumirea gazului

Formula

chimica

Masa moleculara M

[ kg/kmol]

Constanta de gaz perfect R [ J/(kgK)]

Densita-

tea r [ kg/mN3]

Caldura specifica la 00C, cp [ J/(kgK)]

Indicele

politropic k

Acetilena

C2H2

26,038

319,35

1,1709

1641,2

1,24

Aer

-

28,964

287,14

1,2928

1000,6

1,40

Amoniac

NH3

17,031

488,18

0,7714

2059,9

1,31

Argon

Ar

39,944

208,19

1,7839

523,3

1,66

Azot

N2

28,016

296,78

1,2505

1042,5

1,40

Bioxid de carbon

CO2

44,010

188,92

1,9768

824,8

1,30

Bioxid de sulf

SO2

64,060

129,80

2,9263

607,0

1,27

Clorura de metil

CH3Cl

50,490

164,70

2,3070

736,9

1,29

Etan

C2H6

30,070

276,53

1,3560

1729,0

1,20

Etilena

C2H4

28,054

296,40

1,2605

1465,4

1,25

Heliu

He

4,003

2077,10

0,1785

5233,5

1,66

Hidrogen

H2

2,016

4124,40

0,0898

14235,1

1,41

Hidrogen sulfurat

H2S

34,080

243,90

1,5392

1105,3

1,30

Kripton

Kr

83,800

99,22

3,7400

---

1,68

Metan

CH4

16,043

518,31

0,7168

2177,1

1,32

Neon

Ne

20,183

411,97

0,8999

1029,9

1,67

Oxid de carbon

CO

28,011

296,84

1,2500

1050,9

1,40

Oxid de azot

NO

30,008

276,16

1,3402

1009,0

1,40

Oxigen

O2

32,000

259,83

1,4289

912,7

1,40

Protoxid de azot

N2O

44,016

188,90

1,9780

858,3

1,30

Xenon

Xe

131,300

63,32

5,8900

---

1,66