alynnarivas01 alynnarivas01
  • 15-10-2018
  • Chemistry
contestada

how many nitrogen atoms are there in 2.10 moles of nitrogen moles?

a. 2.53 x 10^24
b. 4.20 x 10^23
c. 6. 23 x 10^23

Respuesta :

Awste
Awste Awste
  • 27-10-2018
n=N/Na;
N=n×Na


[tex]N = 2.10 \times 6.02 \times {10}^{23} = 1.2642 \times {10}^{23} \: atoms[/tex]

[tex]N(N2) = 2 \times 1.2642 \times {10}^{23} = 2.5284 \times {10}^{24} molecules[/tex]
answer: a
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