The bond between two identical non-metal atoms has a pair of electrons

A molal solution is one that contains one mole of solute in

Complete and balance the following equation:

S + OH^- $$\to$$ S^2- + $$S_2O_3^-$$

Complete and balance the following equation:

Ag⁺ + AsH₃ $$\to$$ H₃AsO₃ + H⁺