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Calculate the ppm of mercury in water in given sample contain `30mg` of `Hg` in `500ml` of solution - YouTube
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![SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution. SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.](https://cdn.numerade.com/ask_previews/522d4264-e8cb-4c03-8c34-224f9d555767_large.jpg)
SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.
![Molecular formula, observed and calculated masses, mass error (ppm) and... | Download Scientific Diagram Molecular formula, observed and calculated masses, mass error (ppm) and... | Download Scientific Diagram](https://www.researchgate.net/publication/258448104/figure/tbl1/AS:667065467822101@1536052209665/Molecular-formula-observed-and-calculated-masses-mass-error-ppm-and-fragment-scheme_Q320.jpg)