Answer:
gains 2 electrons. In order for the new ionic compound to form a a neutral compound, the oxygens must gain 6 electrons
Answer:
.3422 M
Explanation:
Mole weight of NaCl ( from periodic table) = 58.439 gm/mole
20 g is how many moles ? 20 g / 58.439 gm/mole=.3422 mole
.3422 mole / 1 liter .3422 M