Question

Find the mass of 4 mole of N2 gas​

Answer 1

Answer:

4× 14×2

=112 gm

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Answer 2

$\purple{\huge{\bold{\mathcal{Answer}}}}$

no of moles of N2 =4mole

molar mass of N2=28

mass of N2 gas

mole=given mass /molar mass

$\purple{\huge{\bold{\mathcal{4=mass/28}}}}$

$\purple{\huge{\bold{\mathcal{mass=112gram}}}}$