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The momentum of a dog of 60 Kg weight running at 10 m/s is
The momentum of heaviour object A is equal to lighter object B, then -
The most abundant element in sea water is
The most abundant element in the earths atmosphere is
The most abundant metal in the Earths crust is
The most common use of ‘silicone hydrogels’ is making of which among the following?
The most electronegative element among sodium, bromium, fluorine and oxygen is
The most electropositive element among the following is
The most important ore of aluminum is
The most important ore of lead is