6150. Table of Symbols and Equivalents of Metallic Elements

6150. Table of Symbols and Equivalents of Metallic Elements. The specific gravity of the following are given at water standard. The equivalents are multiples,of hydrogen, which is adopted as the basis, or 1.

6150 Table of Symbols and Equivalents of Metallic 79

6151. Table of Symbols and Equivalents of Non-Metallic Elements

6151. Table of Symbols and Equivalents of Non-Metallic Elements. The specific gravity of these are given in their gaseous form, air being the standard or 1.000. The equivalents are multiples of hydrogen which is adopted as the basis or 1.

 

Symbol.

Equivalent. U. S. Dis. Ure.

Specific Gravity.

Bromine

Br

78.4

80.0

5.4110

Carbon

C

6.0

6.0

.8290

Chlorine

C1

35.5

35.5

2.4530

Fluorine

F1

18.7

19.0

1.3270

Hydrogen

H

1.0

1.0

.0692

Iodine

1

126.3

127.0

•8.7827

Nitrogen

N

14.0

14.0

.9713

Oxygen

0

8.0

8.0

1.1056

Phosphorus

P

32.0

32.0

4.2840

Selenium

Se

40.0

40.0

7.6960

Sulphur.

S

16.0

16.0

2.2140

6152. To Reduce Parts by Volume or Measure to Parts by Weight

6152.    To Reduce Parts by Volume or Measure to Parts by Weight. Multiply the parts by volume or measure by the specific gravity of the different substances; the result will be parts by weight.

6153. To Find the Length of the Day or Night

6153.   To Find the Length of the Day or Night. To find the length of any day, double the time of sunset. Double the hour of sunrise will be the length of the night.