A student decreases the temperature of a 419 cm3 balloon from 570 K to 210 K.Assuming constant pressure, what should the new volume of the balloon be?Round your answer to one decimal place.

Respuesta :

Given:

The initial volume of the balloon, V₁=419 cm³=419×10⁻⁶ m³

The initial temperature of the balloon, T₁=570 K

The final temperature of the balloon, T₂=210 K

To find:

The final volume of the balloon.

Explanation:

From Charle's law,

[tex]\begin{gathered} \frac{V_1}{T_1}=\frac{V_2}{T_2} \\ \Rightarrow V_2=\frac{V_1}{T_1}\times T_2 \end{gathered}[/tex]

On substituting the known values,

[tex]\begin{gathered} V_2=\frac{419\times10^{-6}}{570}\times210 \\ =154.4\times10^{-6}\text{ m}^3 \\ =154.4\text{ cm}^3\text{ } \end{gathered}[/tex]

Final answer:

The volume of the balloon will be 154.4 cm³

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