Question

calcudake the mass of 0.5
mole of nitrogen gas. ( atomic mass of N=14u)

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Answer 1

Explanation:

number of mole of N2 = 0.5

atomic mass of N = 14 u

molar mass of N2 = 14×2 = 28 g mol^-1

given mass = morar mass × no . of moles

= 28 × 0.5

= 14 g

hope it will help u........