Jawapan

2016-02-29T17:09:16+08:00
Untk lebih lanjut msg di no 0139861520
2016-02-29T20:11:10+08:00
Just list the chemist equation first:
Ca CO3 + HCl =CaCl2 + H2O+CO2
Then try balance the equation
(the only unbalance here is the Hydrogen,H and Clorine,Cl):
CaCo3 + 2HCl = CaCl2 + H20 + CO2
Done.