Examlex
Elemental phosphorus (P4) reacts vigorously with halogens at room temperature to produce phosphorus trihalides.How many grams of PF3 (87.97 g/mol) can be produced using excess fluorine (38.00 g/mol) and 5.49 g P4 (123.88 g/mol)?
P 4 (s) + 6 F2 (g) 4 PF3 (g)
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