What is the number of zinc atoms in a piece of zinc weighing `10 g` ?
(Atomic mass of Zn `= 65 g`)

Calculate the number of iron atoms in a piece of iron weighing 2.8 g (Atomic mass of iron = 56 u ).

Calculate the number of iron atoms in a piece of iron weighing 2.8g

What is the value of atomic mass of zinc?

One atom of an element weighs 1*8xx10^(-22) g its atomic mass is

One atom of an element weighs 1*8xx10^(-22) g its atomic mass is

0.7 of zinc dust containing Zn and ZnO when dissolved in dilute H_(2)SO_(4) evolved 224 mL of H_(2) at N.T.P. Calculate the percentage of zinc in the dust (Atomic mass of Zn = 65 ).

0.7 of zinc dust containing Zn and ZnO when dissolved in dilute H_(2)SO_(4) evolved 224 mL of H_(2) at N.T.P. Calculate the percentage of zinc in the dust (Atomic mass of Zn = 65 ).

Find the number of g atoms and weight of an element having 2 xx 10^(23) atoms. Atomic mass of element is 32.

Find the number of g atoms and weight of an element having 2 xx 10^(23) atoms. Atomic mass of element is 32.

Find the number of g atoms and weight of an element having 2 xx 10^(23) atoms. Atomic mass of element is 32.