Answer:
CuSO4 + 2NaOH → Cu(OH)2 + Na2SO4
Explanation:
2 shells because if you do the electronic configuration:
2,7 which adds up to 9
7 stands for the group it in and it also stands for how many electrons are in the outer shell.
the amount of spaces stands for which period its in therefore it in period 2
Sand dunes would be created due to the mixture falling on each other
x
Explanation:
there is 2 nitrogen but if you mean nitrate is 6