Question

Convert system of second order differential equations nonlinear into polar

Answer 1

Answer:

in addition photo

....hope it will help u

Answer 2

Answer:

In this theory, an acid is a substance that can release a proton (like in the Arrhenius theory) and a base is a substance that can accept a proton. A basic salt, such as Na+F-, generates OH- ions in water by taking protons from water itself (to make HF): F−(aq)+H2O(l)⇌HF(aq)+OH−