How can you determine the atomic mass of an unknown metal if you know its density and dimensions of its unit cell ? Explain your answer

How can you determine the atoic mass of an unknown metal if you know its density and the dimension of its unit cell ? Explain.

How can you determine the atomic mass of an unknown metal having cubic crystal structure if you know its density and the dimension of its unit cell? Explain.

How can you determine the direction of the polarising axis of a single polariser?

How do you determine the hybridisation of the central metal ion of a complex from its magnetic moment?

How can you explain the anomalous behaviour of beryllium.

The atomic mass of a metallic element is 54.94. if its density be 7.42 g*cm^(-3) , find its atomic volume.

How will you determine whether a reactions is redox reactions or not ? Explain with example.

The atomic mass of an element is 24 and its atomic number is 12. Show how the atom of the element is constituted?