The relative atomic mass of chlorine is 35.5. A sample of chlorine is a mixture of Cl-35 and Cl-37. What are the relativ…

The equivalent weight of divalent metal is 12. Find the molecular weight of the metal oxide.

Calculate the mass of `CaCO_3` formed when `CO_2` gas is passed into a solution containing 3.7 gm of calcium hydroxide.

Calculate the number of neutrons present in 2.24 l of `NH_3` at STP.

Explain the Atomic Weight of an element.

0.383 g of metal on reaction with an acid displace 131 cc of dry `H_2` at STP. The specific heat of metal is o.1. The ex…

The total number of H-atoms present in 1 ml of `H_2O` is:

Explain the molecular weight of an element.