Question

find the number of atom in 2.3gram of Na​

Answer 1

$\large{noofatoms=givenmass/molarmass}$

given mass of na=2.3gram

molar mass of na(sodium)=23u

$number \: of \: atoms = \frac{2.3g}{23u}$

$number \: of \: atoms = 0.1atoms$

$\large{mol}$

.............

$\large{vergilneedstobeDie}$