Chem Lab Terms Matching
| analytical concentration |
| concentration when you weigh something and dissolve it→ the total number of moles in |
| back titration |
| excess of a standard reagent is added to analyte |
| weight percent |
| weight solute/ mL sample |
| titrant |
| known reagent solution |
| quantitative analysis |
| identifying how much is present |
| molarity |
| moles solute/ L solution |
| wavelength→→ |
| crest- to- crest distance between waves |
| molecular weight |
| molar mass ( mass of a molecule) calculated as the sum of the mass of each constituent atom multiplied by the number of atoms of that element in the molecular formula |
| blank titration |
| contains everything except the analyte helps us see titration error |
| analytical balance |
| measure to 4 decimal places |
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