Question

4 gram atoms of an element weight 64kg. the element is?​

Answer 1

please thanks for the answer

please mark as brainliest answer

Explanation:

Gram atomic mass = mass of 1 mole atoms× mass of one atom

=(6.022×10

23

)×(6.664×10

−23

)=40.01gm

Gram atoms=moles=mass/molarmass=40000/40=1000

∴ The number of gram atoms in 40kg = 1000

Hence, the correct option is C