A spherical balloon of21 cm diameter is to be filledwith hydrogen at N – InterviewSolution

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1.	A spherical balloon of21 cm diameter is to be filledwith hydrogen at N.T.P. from a cylindercontaining the gas at 20 atmosphere and 27Â°C. Ifthe cylinder can hold 2.82 litres of water calculatethe number of balloons that can be filled up.
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