12% NaCl is the answer I came to... Have a GREAT day!!! :)
According to avogadro constant, the number of units in one mole of any substance contain 6.022 x10 ^23 atoms
therefore the number of o atoms in one mole of CuSO4 = 6.022 x 10 ^ 23
Some forms of transportation are meant for small short trips while other forms of transportation are meant for big long trips
The highest point is the crest