Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given atomic mass of Na = 23 u, Fe = 56 u)?

Question

Harshit Singh · Answer

Dear student 23 g of Na = 6.022 &times; 1023 atoms (1 mole). 100 g of Na = ? 100 x 6.022 x 10^23​ 56 602.2 x 10^23 23 = 26.182 &times;10^23 = 2.6182&times;10^24atoms 56 g of Fe = 6.022 &times; 10^23atoms 100 g o Fe = ? 100 g of Na contain &rarr; 2.618 &times; 10^24atoms 100 g of Fe contain &rarr; 1.075 &times; 10^24atoms &there4; 100 g of Na contains more atoms. Thanks

Harshit Singh · Answer

Dear student 23 g of Na = 6.022 &times; 1023 atoms (1 mole). 100 g of Na = ? 100 x 6.022 x 10^23​ 56 602.2 x 10^23 23 = 26.182 &times;10^23 = 2.6182&times;10^24atoms 56 g of Fe = 6.022 &times; 10^23atoms 100 g o Fe = ? 100 g of Na contain &rarr; 2.618 &times; 10^24atoms 100 g of Fe contain &rarr; 1.075 &times; 10^24atoms &there4; 100 g of Na contains more atoms. Thanks

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Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given atomic mass of Na = 23 u, Fe = 56 u)?

Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given atomic mass of Na = 23 u, Fe = 56 u)?

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