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
Answer:
Examine the units: If the density is 1 g/mL, how many mL do you need to make 250 g?
X mL * 1 g/mL = 250 g
Solve for X
x mL = 250 g / 1 g/mL = 250 mL
<em>Hope</em><em> this</em><em> helps</em><em> </em><em>:</em><em>)</em>
Answer: 1.324L
Explanation: use Boyles law, sorry so late!