Calculate the number of molecules in each of the following:
1 g `CO_2` (Given that `N_A` is `6.02xx10^23`, molecular mass of `N_2` is 28 and `CO_2` is 44.)

Calculate the number of molecules in each of the following: 1 g N_2

A given compound always contatins exactly the same proportion of elements by weight’. Calculate the number of molecules in each of the following: 1g N_2 (Given that N_A is 6.02xx10^23 , molecular mass of N_2 is 28 and CO_2 is 44).

Calculate the number of molecules in each of the following : 1 g N_2 , 1 g CO_2 . ( Given that N_a is 6.02 xx 10^23 , molecular mass of N_2 is 28 and CO_2 is 44).

Calculate the number of molecules present in 11 g of CO_2 .

Calculate the molecular mass of the following: H_2O , CO_2 , CH_4

Calculate the number of moles in each of the following. a. '11 g' of 'CO_2' b. '3.01 xx 10^(22)' molecules of 'CO_2' c. 2.24L of CO at STP

Calculate number of atoms in each of the folowing: 0.2 mole molecules of nitrogen

Calculate the molecular mass of the following. (i) H_2O (ii) CO_2 (iii) CH_4

Calculate the number of molecules present in 56mL of CO_2 at STP.

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