How do I calculate the moles of each element in C12H22O11 as well as finding the number of atoms in each element??

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.