\(\left\{{}\begin{matrix}760mmHg=1atm\\750mmHg\approx0,9atm\end{matrix}\right.\)
Ta có
\(\dfrac{p_1V_1}{T_1}=\dfrac{p_2V_2}{T_2}\\ \Leftrightarrow\dfrac{1.0,1}{300}=\dfrac{0,9V_2}{400}\Rightarrow V_2\approx0,148=148cm^3\)
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