Calculate the number of particles in each of the following .
8 g of `O_2`

Calculate the number of particles in each of the following . 46 g of Na

Calculate the number of particles in each of the following (AS-1)

Calculate the number of particles in each of the following . 0.1 mole of hydrogen

Calculate the number of electrons lost in the following change : Fe + H_(2)O rarr Fe_(3)O_(4)+H_2

Calculate the number of moles of the following . 12.044 times 10^23 number of He atoms (finding mole from numbers of particles).

Calculate the number of particles present in a fcc crystal structure.

Calculate the oxidation number of oxygen in the following: O_(2), KO_(2), H_(2)O_(2), MgO, Cl_(2)O, OF_(2)

Calculate the oxidation number of underlined elements in the following species. ul(C)O_2 , ul(Cr_2)O_7^(2-) , ul(Pb_3) O_4 , ul(P)O_4^(3-)

Calculate the oxidation number of underlined elements in the following species. ul(S_2)O_3

Calculate the oxidation number of underlined elements in the following species. K_2ul(Mn)O_4