Answer:
Question 1 is 21.0g
Explanation:
50 x 4.18 x 3.1 / 0.444 / 69.6= 21.0
Answer:
B
Explanation:
Energy is released, when a gas changes to solid
1.49 moles of Al will be produced. Hope this helps you.
It has a single valence electron.
3pro & 3ele - it is the single electron in shell 2.
