Question

molecular mass of 1 t0 20​

Answer 1

Answer:

The elemenents of the periodic table sorted by atomic mass

Atomic Mass Name chemical element number

35.453 Chlorine 17

39.0983 Potassium 19

39.948 Argon 18

40.078 Calcium 20

Answer 2

Answer:

molecular mass are :-

1. Air - 29
2. Aluminium(Al)  - 27
3. Ammonia(NH3) - 17
4. Argon(Ar) - 40
5. Carbon Dioxide(CO2) - 44
6. Copper(Cu) - 63.6
7. Dichlorodifluoromethane(CCI2F2) - 121
8. Ethanol(C2H5OH) - 46.1
9. Gold(Au) - 197
10. Helium(He) - 4
11. Hydrogen(H2) - 2.02
12. Iron(Fe) - 55.9
13. Lead(Pb) - 207
14. Mercury(Hg) - 201
15. Nickel(Ni) - 58.7
16. Nitrogen(N2) - 28
17. Oxygen(O2) - 32
18. Silver(Ag) - 108
19. Tin(Sn) - 119
20. Water (pure)(H2O) - 18
21. Zinc(Zn) -  65.4

Hope it helps ^_^

Explanation: