2 mol Al - 3 mol H₂SO₄
5 mol Al - x mol H₂SO₄
x=5*3/2=7.5
n(H₂SO₄)=7.5 mol
3. The Chemical property of an unknown element is the number of valence electrons
4. The number of protons in one atom of an element
Hope I helped :))
Answer:
physical
Explanation:
Common changes of state include melting, freezing, sublimation, deposition, condensation, and vaporization. I hope this helps. :)
Answer:
The rows running from left to right are called Periods and the columns going up and down are called Groups.
Explanation:
