Question

A balloon has certain volume at sea level. at what pressure in(kpa) will its volume increased by 40% if temperature is kept constant​

Answer 1

Answer:

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Explanation:

sorry I don't know

Answer 2

Explanation:

given p1 = 101.325kpa ( the pressure at sea level = 101.325kpa

v1 = 100 dm3 ( assumption)

v2 = (100+40)= 140dm3

p2 = ?

According to boyles law

p1 v1 = p2v2

p2 = p1 v1 / v2 = 101.325×100/140

p2 = 72.375kpa