Which important greenhouse gas,other than methane,is produced from agricultural fields?

The major product in the following reaction is:

$A$ solid cube having certain fixed melting and boiling points takes heat from some source. The variation of temperature $\theta$ of the cube with the heat supplied $Q$ is shown in the adjoining graph. The portion $BC$ of the graph represents the conversion of

Which of the following is not added during the extraction of silver by the cyanide process?

Which of the following noble gases has the highest polarizability?

In an $ac$ circuit,the instantaneous values of e.m.f. and current are $e = 200 \sin(314t) \text{ V}$ and $i = \sin(314t + \frac{\pi}{3}) \text{ A}$. The average power consumed in watt is