Calculate the number of moles in 17g of hydrogen peroxide `(H_(2)O_(2))`.

Calculate the number of moles in 10 g of hydrogen.

Calculate the number of moles in (a) 10 g of Hydrogen molecules (b) 30 g of H_(2)O

Calculate number of moles in 392 g of H_(2)SO_(4) ?

In three moles of ethane (C_2 H_6) . Calculate the following. Number of moles of hydrogen atoms.

Calculate the number of moles of water in 610 g BaCl_(2).2H_(2)O

Calculate the mass in grams of 0.17 mole of hydrogen sulphide , H_(2)S . (Atomic masses : H = 1 u, S = 32 u )

In three moles of ethane (C_2H_6) calculate : Number of moles of hydrogen atoms.