a sample of metal weighs 210g in air, 180g in water and 120g in a liquid, then relative density of:-
metal is 3
metal is 7
liquid is 3
liquid is 1/5
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relative density= ( weigh of body in air - weigh of body in liquid )/ ( weigh of body in air - weigh of body in water)
= 210-180/210-120
= 30/90
= 3 g
hope it helps you
= 210-180/210-120
= 30/90
= 3 g
hope it helps you
pala3377:
hi
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