Timeline for Calculating percentage of Zn in a coin
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
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| Feb 12, 2023 at 16:46 | comment | added | ACR | Rules of thumb such as "3.0 g, it means that the real weight is situated between 2.95 g and 3.05 g. It also means that the precision on this weight is ±0.05 g" are not valid in real world analytical chemistry. | |
| Feb 12, 2023 at 16:22 | history | answered | Maurice | CC BY-SA 4.0 |