Calculate the mass percent of each component in the following solution. 159 g NiCl2 in 500 g water
% NiCl2
% water

in chemistry, a solution’s concentration is how much of a dissolvable substance, known as a solute, is mixed with another substance, called the solvent. the standard formula is c = m/v, where c is the concentration, m is the mass of the solute dissolved, and v is the total volume

the answer would be a

the answer is na (sodium)