Give the number of atoms `(""^(12)C)` in 12g of carbon.

Which of the following contains same number of carbon atoms as are in 6.0g of carbon (C-12)?

The number of atoms in 52g of He is-

Calculate the mass of diamond that will contain the same number of C-atoms as that in 0.1g of graphite.

The isotopic abundance of C - 12 and C - 14 is 98% and 2% respectively. When would be the number of C - 14 isotope in 12 g carbon sample ?

The number of hydrogen atoms present in 25.6 g of sucrose (C_12H_22O_11) which has a molar mass of 342.3 g is

Find the mass of carbon that contain the samme number of atoms as contained by 560g of iron (atomic mass=56).

In H_3C-CH_2-C(CH_3)_2-CH_2CH(CH_3)_2 ,identify 1^@,2^@,3^@ carbon atoms and give the number of H- atoms bonded to each one of these.

The number of gram-atoms of oxygen in 128g of oxygen is

What will be the mass of one ""^(12)C atom in g?

Atomic number of Mg is 12, give the number of electrons it Mg^(2+) ion.