State first law of thermodynamics and prove ΔE = qv.First Law of Thermodynamics"This law is also called the law of conservation of energy. This law is stated as, "energy of the universe is constant".(OR)"Energy can neither be created nor destroyed but can change from one form to another."In other words, a system cannot...

What is hybridization? Explain sp² hybridization with example."The process of mixing orbitals of different energy and shape to form set of new orbital of the same energy and same shape is called Hybridization and orbitals obtained are called hybrid orbitals".sp²-HybridizationThe process of mixing one 's' and two 'p' orbitals...

What are London forces? Explain various factors affecting it.Induced Dipole - Induced Dipole Forces or (Instantaneous Dipole) or (London Dispersion Forces)Neither dipole - dipole nor dipole induced dipole forces can explain the fact that helium becomes a liquid at temperature below 4.2K. Non-polar gases like noble gases...