leadesthersa leadesthersa

15-08-2016
Chemistry

Answered

How many atoms are in 1.4 mol of phosphorus trifluoride (PF3)?

A8.4 × 1024
B3.4 × 1023
C8.4 × 1023
D3.4 × 1024

Verified Answer :

Hussain514 Hussain514

17-08-2016

NA = 6.02210^23
number of atoms = number of moles avogadros number
number of atoms = 6.02210^23 1.4 moles 4 atoms / molecules of PCl3
Number of atoms = 3.3710^23 atoms.

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AliveDrago AliveDrago

23-07-2018

It's D 3.37 x 10^24 Round up

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