Question

answer the question ​

Answer 1

I will tell u but plz please follow me and mark.as brainliest answer

1. John Dalton
2. Such as A dot for hydrogen (•), A cross for sulphur (×), C for copper and L for Lead..etc
3. Sodium- Natrium Na

• Iron- Ferrum Fe
• Potassium- Kalium K....

4. One Atomic mass unit or 1amu stands for one- twelfth (1/12) of mass of one atom of carbon- 12 isotope..

Plzzz follow me and mark as brainliest answer

Answer 2

Answer:

don't ask number plzz Yarr