One gram mole of a substance contains `6.022xx10^23` molecules. Find out the number of molecules in 2.8 g of nitrogen.

Calculae the no.of molecules in 2.8g Nitrogen.

One gram mole of substance contains 6.022xx10^23 molecules. Which is the heavier-one SO_2 molecule or one CO_2 molecule.

One gram mole of a substanace contains 6.023xx10^23 molecules. Which is heavier, one SO_2 molecule or one CO_2 molecule?

One gram mole of a substance contains 6.022xx10^23 molecules. 24 g of carbon is treated with 72 g of oxygen to form CO_2 . Find the number of molecules of CO_2 formed in this situation.

One gram mole of a substance contains 6.022xx10^23 molecules. 24 g of carbon is treated with 72 g of oxygen to form CO_2 . Identify the limiting reagent.

One mole of an element contains 6.022xx10^23 atoms. find the number of oxygen atoms in 4 g of O_2 .

One gram atom of an element contains 6.023xx10^23 atoms. Find the number of atoms in 8 g oxygen.

The molecular mass of CO_2 , is 44. Find out the number of molecules in 220g CO_2 .

One gram atom of an element contains 6.023xx10^23 atoms.Define mole and Avogadro number.

Find the mass of. 6.02xx10^23 molecules of CO_2