"If a system A is in thermal equilibrium with B and B is in thermal equilibrium with C, then A and C are in equilibrium with each other". This is a statement of
The elements belonging to groups ............ are known as 'd' block elements.
220 g of carbon dioxide contains .......... moles.
A solution contains 42 g of common salt in 320 g of water. Calculate the concentration in terms of mass by mass percentage of the solution?
............ is a purple-coloured solid halogen.
The chemical formula of Ammonium phosphate is ............
Which among the following has its refractive index closest to that of crown glass?
Which among the following is a cation?
Which of the following can be used as a catalyst in Hydrogenation reaction?
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