Question

what is the density of liquid in a baloon that weighs 20N on a spring scale if the baloon has a volume of 0.75L what is the liquid density g/ml
Wt. = mg = 20n.
m = 20/g = 20/9.8 = 2.04 kg.

Density = 2040g/750mL = 2.72 g/mL.

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