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  • A balloon filled with an air sample occupies 4L volume at . on lowerin

A balloon filled with an air sample occupies 4L volume at 35^{\circ} \mathrm{C}. on lowering the Temperature to \mathrm{T}, the volume decrease to 2.5 L.the temperature \mathrm{T} is ? [Assume p = 1 onntomt ]

Option: 1

191.5 \mathrm{~K}


Option: 2

190 \mathrm{~K}


Option: 3

200 \mathrm{~K}


Option: 4

192.5 \mathrm{~K}


Answers (1)

best_answer

\mathrm{v_{1}=4 \mathrm{~L}, T_{1}=273+35=308 \mathrm{~K}}

\mathrm{v_{2}=2.5 \mathrm{~b}, T_{2}=?}

\mathrm{\frac{v_{1}}{T_{1}}=\frac{v_{2}}{T_{2}}}
\mathrm{\frac{4}{308}=\frac{2.5}{T_{2}}}

\mathrm{T_{2}=\frac{2.5 \times 308}{4}=192.5}
\mathrm{T_{2}=192.5 \mathrm{~K}}

Posted by

Devendra Khairwa

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