Calculate the electrostatic potential energy when a proton is 0. 43nm from an electron.

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

Which metals are called noble metals

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions