Which of the following is a biodegradable polymer?

What is the ratio of the rate of diffusion of oxygen $(O_2)$ and hydrogen $(H_2)$?

Cork cambium is a

What are the products formed when chlorine is passed through an aqueous hypo solution?

$A$ gas is allowed to expand in an insulated container against a constant external pressure of $10 \ atm$ from an initial volume $4.2 \ L$ to $5.2 \ L$. The change in internal energy $\Delta E$ of the gas will be $:-$

$A$ body of mass $m$ and radius of gyration $K$ has an angular momentum $L$. Then its angular velocity is