There are 100g of two different compounds that are composed of sulphur and
oxygen
The first compound
contains 50g of sulphur and second compound contains
40g of sulphur. show how these data illustrate the Law
of multiple proportions

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false