Question

calculate the number of particles in 69g of 'Na' atoms​

Answer 1

it will be ur answer...

Answer 2

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Number of particles = given mass / molar mass

Given mass = 69 g

Molar mass of Sodium (Na) = 23g

Putting values

n = w/m

n= 69 / 23

n = 2

Number of particles = 2

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