List of top Chemistry Questions on Dual nature of matter asked in LPUNEST

The $\text{pH}$ of a solution with $[\text{H}^+] = 3.2 \times 10^{-3} \text{ M}$ is closest to:
In the electrolysis of acidulated water, it is desired to obtain \(1.12\ \text{cc}\) of hydrogen per second under STP condition. The current to be passed is:

Number of photons emitted by 10 watt bulb in 10 seconds, if wavelength of light is 1000 \(\AA\) is

The ratio of velocities of two photons of wavelengths \(2000\,\text{\AA}\) and \(4000\,\text{\AA}\) is