(a) The number of molecules contained by the balloon at the given condition is 6,438.97 moles.
(b) The mass of air in the balloon is 186.73 kg.
The given parameters;
- <em>volume of the balloon, V = 1500 m³</em>
- <em>temperature, T = 10⁰C = 273 + 10 = 283 K</em>
- <em>pressure, = P = 10.1 kPa = 10,100 Pa</em>
The number of molecules contained by the balloon at the given condition is calculated as follows;

where;
- <em>R is ideal gas constant = 8.314 J/mol.K</em>
- <em>n is the number of moles air in the balloon;</em>

The mass of air in the balloon is calculated as;

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What’s the question ??????????????????? Explain please ?
It is diffistion because it moves from an area of high concentration to low
Answer: i think the 3,4,2
Explanation: