A spherical helium balloon of 10m diameter is at 15 C and 100 kPa. How – McqOptions

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1.	A spherical helium balloon of 10m diameter is at 15 C and 100 kPa. How much helium does it contain?
A.	57.5 kg
B.	67.5 kg
C.	77.5 kg
D.	87.5 kg
Answer» B. 67.5 kg

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