[" E-3: No of gram atoms in "12.044times10^(23)N_(" .")],[" atoms "]

No of gram atoms in 12.044 xx 10^(23) Na atoms

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 moles in 12.044 xx 10^(23) helium atoms.

The weight of a gaseous mixture containing 12.044 xx 10^(23) atoms of He and 3.011 xx 10^(23) molecules of hydrogen is _____________g.

The weight of a gaseous mixture containing 12.044xx10^(23) atoms of He and 3.011xx10^(23) molecules of hydrogen is _____________g.

The weight of a gaseous mixture containing 12.044xx10^(23) atoms of He and 3.011xx10^(23) molecules of hydrogen is _____________g.

A molecule of a compound have 13 carbon atoms, 12 hydrogen atom, 3 oxygen atoms and 3.02 times 10^(-23) gm of other element. Find the molecular wt. of compound.

Calculate the number of moles in 12.044 xx 10^(23) atoms of phosphorus.