How many gm of silver will be displaced from a solution of `AgNO_(3)` by 4gm of magnesium?

To obtain 2.70 g of silver (at. Mass 108) from an aqueous solution of AgNO_(3) it is required to pass

1.1081 gram of copper displaces 3.67 grams of silver from a solution of AgNo_(3) . The equivalent weight Ag is 107.88 . What is the equivalent weight of copper ?

How many gm of HCl is needed for complete reaction with 43.5 gm MnO_(2) ? (Mn = 55)

How many gm of HCl is needed for complete reaction with 43.5 gm MnO_(2) ? (Mn = 55)

How many gm of glucose must be present in 0.45 litre of a solution for its osmotic pressure to be same as that of solution of 8.89 gm glucose per litre?

How many gram of H_3PO_4 would be needed to neutralise 50 gm of Mg(OH)_2 ?

How many gram of H_3PO_4 would be needed to neutralise 98 gm of Mg(OH)_2 ?