Answer:
option C.there is an accumulation of carbon dioxide.
Explanation:
1.Ca(OH)2
2.Mg(OH)2
3.Al2SO4
4.Na2CO3
5.Zn3(PO4)2
6.LiNO3
7.CuCO3
8. K2CO3
9.MgSO4
10.Ca3(PO4)2
It would be 6.9420. Thank me later