What is the atomic weight of an element X for which a sample containing `1.58xx10^(22)` atoms weigh 1.05 g?

What is the atomic weight of an element X for which a sample containing containing 1.58 xx 10^22 atoms weigh 1.05 g ?

Calculate the number of moles of iron in a sample containing '1.0 xx 10^(22)' atoms.

Calculate the number of moles of iron in a sample containing 10^(22) atoms of iron.

Which of the following samples does not contain a total of 1.8066xx10^24 atoms

Which of the following samples does not contain a total of 1.8066xx10^24 atoms

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.