Calculate the number of moles present in 9.10 × 1016 kg of water.
The radius of the third bohr orbit for H2 is?
How many mole of electrons are required for the reduction of 1 mole of Cr3+ to Cr(s)?
Calculate the wave number of photon emitted during the transition from the orbit n=2 to n = 1 in hydrogen atom (RH = 109677 cm–1)
Which is an oxidizing agent in following reaction?
Fe(s) + Cu2+(aq) \(\to\) Fe2+(aq) + Cu(s)