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Copper and Zinc
Copper and Tin
Copper and silver
Copper and Nickel
Brass gets discoloured in air due to the presence of which gas in air?
Brass is made of
Brine refers to:
Bulbils takes part in
Burning pyrites ore gives out
Burns cause by steam are much more irritated than those caused by boiling water because -
By which organic compound all the oils are known
By-product obtained by soap industry is
Cactus is referred to as
Calculate the number of atoms in 39.4 g gold. Molar mass of gold is 197g/mol: