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atomic and ptable
| Question | Answer |
|---|---|
| what period is Tungsten? | 6 |
| what is the mass of Tin? | 118.71 |
| what is the atomic number of ruthenium? | 44 |
| what does Ta stand for? | Tantalum |
| how many shells do Nitrogen have? | 15 |
| what does Ag stand for? | silver |