2. A solution contains 2.38 g of magnesium
chloride, MgCl,. in 500 cm of solution
(a) Calculate the number of moles of
magnesium chloride in 500 cm of the
solution.
(b) What is the concentration of
(1) magnesium chloride in mol/dm
(II) chloride ions in g/dm3?​

elements

explanation:

yes the other ones are right just show me a pic of ur face cuz u look hot

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter  

nuclear fission produces elements that are heavier than helium.

the elements that are used in nuclear fission and their products are much heavier than helium.