<span>The solid, iron sulfide, had new properties.</span>
A material that allows heat/electricity to transfer is called a conductor.
1. Hydrogen
2. 11
3. Alkali metals
4. Increases
5. Increases
7. Seven
8. Less
9. hydrogen
10. Idk
The molar mass of Na₂SO₄ -
2 x Na - 2 x23 = 46
1 x S - 1 x 32 = 32
4 x O - 4 x 16 = 64
total = 46 + 32 + 64 = 142 g/mol
the molarity of solution - 2.0 M
in 1 L of solution , 2.0 moles
Therefore in 2.5 L - 2 mol/L x 2.5 L = 5 mol
then the mass of Na₂SO₄ required = 142 g/mol x 5 mol = 710 g