Question

A helium filled weather balloon has a volume of 725 L at 18.9°C and 759 mmHe. It is released and rises to an altitude of 5.15 km, where the pressure is 476 mmHg and the temperature is -13.1°C The volume of the balloon at this altitude is Submit Answer Retry Entire Group 1 more group attempt remaining

Answer 1

Pingv = 725 L E T = 18.97c T= 18.9+ 273 = 291-9 n. p=759 mming. Now ideal gos . equation, pva. RRT No. od maly a n= pv ges constant 1 RT C : R = 62.36 L . mm Hg kl mall Ra, universal RT as gey R = 75.9 mid X 725X 62.36 t. mining kamato X 291.94 30-23 maly. At altitude of 5.1 km . p - 476 mm kg -13.1 + 273 T = -13.1°C - : 259.9k, sina 1. no. of males remain same n= 30.23 mals. : pu= nRT RRT = 30.23 X 62.36 x 259.9 476 § 1029.3 litre s.