Use the periodic table to determine how many atoms of phosphorus (P) are in a sample that has a mass of 172.90 g.
8.32 × 1020 formula units CaBr2✔ 0.276 g199.88 g145,000 g
1.93 × 1026 molecules XeF6✔ 78,600 g0.77 g245.29 g
Did you find these answers helpful?