Solution
= Solution
In natural units, an <energy density> and a <pressure> have mass dimension four, while a <number density> and an <entropy density> have mass dimension three. Since $m$ and $T$ each have mass dimension one,
$$
\boxed{\alpha_1=4,
\quad \alpha_2=\frac32,
\quad \alpha_3=3,
\quad \alpha_4=3,
\quad \alpha_5=\frac32,
\quad \alpha_6=\frac32}.
$$