Question

atomic mass of first 30 elements

Answer 1

Elements = atomic mass

Hydrogen = 1

Heluim = 4

Lithium = 6.94

Beryllium = 9.01

Boron = 10.81

Carbon = 12.01

Nitrogen = 14.01

Oxygen = 15.99

Fluorine = 19

Neon = 20.18

Sodium = 22.99

Magnesium = 25.31

Aluminium = 26.98

Silicon = 28.09

Phosphorus = 30.97

Sulphur = 32.07

Chlorine = 35.45

Argon = 39.95

Potassium = 39. 10

Calcium = 40.8

Scandium = 44. 96

Titanium = 47.87

Vanadium = 50. 94

Chromium = 52

Manganese = 54.94

Iron = 55.85

Cobalt = 58.93

Nickel = 58.69

Copper = 63. 55

Zinc = 65.41

Answer 2

Answer:

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