Lab#4.4

lab #4.4
prediction
1)BaOH+H2SO4-->BaSO4+H2O there were no noticeable changes.
2)Cl+NaI-->NaCl+I, the solution became an orange color.
3)Zn+CuSO4-->ZnSO4+Cu, the blue liquid became clear.
4)CaCl+NaCO3-->CaCO3+NaCl, there was a white precipitate.
5)CoCl2+NaOh -->NaCl2+CoOH, there was a blue precipitate.
6)Ca+H2O-->H+CaOH. there was lots of gas bubbles and the solution turned white.
7)NaCH3COOH+HCl-->NaCl+CH3COOH
8)Mg+2HCL--->MgCl+H2, this reaction produced lots of gas.