Question

What is the mass of 1.25*10^24 molecules of nitrogen

Answer 1

Answer:

mass of avogadro number of Nitrogen ( N2) = 28g

so mass of 1.25*10^24 molecules is

$\frac{28 \times 1.25 \times {10}^{24} }{6.02 \times {10}^{23} } =58.14$

So its 58.14 gm