$1 \text{ mole}$ of a gas with $\gamma = 7/5$ is mixed with $1 \text{ mole}$ of a gas with $\gamma = 5/3$. The value of $\gamma$ for the resulting mixture is:

Which of the following compounds will absorb the maximum quantity of heat when dissolved completely in the same amount of water? The heats of solution of these compounds at $25 \ ^\circ C$ in $kJ/mole$ of each solute is given in brackets.

In $Bryophytes$,sexual reproduction occurs through which organs?

$A$ photon of energy $8\, eV$ is incident on a metal surface of threshold frequency $1.6 \times 10^{15}\, Hz$. The maximum kinetic energy of the emitted photoelectrons is ............. $eV$ $(h = 6.6 \times 10^{-34}\, Js)$.

If $P = \begin{bmatrix} 1 & \alpha & 3 \\ 1 & 3 & 3 \\ 2 & 4 & 4 \end{bmatrix}$ is the adjoint of a $3 \times 3$ matrix $A$ and $|A| = 4$,then $\alpha$ is equal to:

With respect to chlorobenzene,which of the following statements is not correct?