In chemistry, a prefix denoting either 1) more or most, with respect to the amount of a given element (usually oxygen, as in perchloric acid) or radical contained in a compound, or 2) the degree of substitution for hydrogen, as in peroxides, peroxy acids (for example, hydrogen peroxide, peroxyformic acid).
Perchance definition is – perhaps, possibly. How to use perchance in a sentence.
I am pleased to announce that PRST-PER will begin having focused collections. A focused collection is a selection of articles on a particular topic of interest to the PER community. Announcements of the first three focused collections will be made in the form of guest editorials in the coming months.
PER-FIL® Industries IS THE LEADER…..in Designing, Engineering, and Manufacturing the HIGHEST QUALITY AUGER FILLERS available today, to fill your Powders, Pastes, and Granules.. See where PER-FIL started, and how our 40 years of application knowledge and innovation has helped us to continue our success.
CDC’s home for COVID-19 data. Visualizations, graphs, and data in one easy-to-use website.
Per is defined as to, for, by or according to. An example of per used as a preposition is in the phrase, "as per standards," which means by the standards.
9 synonyms of per from the Merriam-Webster Thesaurus, plus 7 related words, definitions, and antonyms. Find another word for per. Per: using the means or agency of.
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Mar 16, 2021 · Per Diem Rates. Rates are set by fiscal year, effective October 1 each year. Find current rates in the continental United States ("CONUS Rates") by searching below with city and state (or ZIP code), or by clicking on the map, or use the new Per Diem tool to calculate trip allowances.