Question

1.4 moles of phosphorus trichloride are present in a sample​

Answer 1

ANSWER

1 mol PCl

3

=6.022×10

23

molecules

1.4 mol PCl

3

=1.4×6.022×10

23

=8.43×10

23

molecules

Number of atoms present in 1 molecule of PCl

3

=4

Number of atoms in 8.43×10

23

molecules ofPCl

3

=4×8.43×10

23

atoms

=33.72×10

23

=3.372×10

24

atoms.

Answer 2

Answer:

sorry I don't know

Explanation:

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