Đáp án:
\(\begin{array}{l}
a.{V_2} = 4l\\
b.{T_3} = 150^\circ K
\end{array}\)
Giải thích các bước giải:
\(\begin{array}{l}
a.\\
\frac{{{V_1}}}{{{T_1}}} = \frac{{{V_2}}}{{{T_2}}}\\
\frac{2}{{27 + 273}} = \frac{{{V_2}}}{{327 + 273}}\\
\Rightarrow {V_2} = 4l\\
b.\\
{p_3} = {p_2} - 75\% {p_2} = \frac{1}{4}{p_2}\\
\frac{{{p_2}}}{{{T_2}}} = \frac{{{p_3}}}{{{T_3}}}\\
\frac{{{p_2}}}{{327 + 273}} = \frac{{\frac{1}{4}{p_2}}}{{{T_3}}}\\
\Rightarrow {T_3} = 150^\circ K
\end{array}\)