PrSe definitions

Prse

1) Praseodymium selenide
Found on https://www.crosswordclues.com/clue/prse

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PrSe

Praseodymium(II) Selenide Molar mass: 219.86765
Found on http://www.convertunits.com/molarmass/Praseodymium(II)+Selenide

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