Cassiterite is an ore of I... and is concentrated by II.... method . Here ,I and II refer to

The ores that are concentration by flotation method are :

The Ores that are concentrated by Froth flotation method

Leaching method is used to concentrate the ores of

Leaching method is used to concentrate the ores of

triangleT_b or triangleT_f for ethanoic acid in benzene will be (i) of normal value and molar mass will be (ii) of expected value. Here (i) and (II) refer to