Trials Mass of KClO3 (grams) Mass of Balloon filled with O2 (grams) Mass of KCl product (grams) Mass of O2 product (grams) Mass of KClO3 and O2 products (grams)
1
2
3
Trials Mass of CaCO3 (grams) Mass of Balloon filled with CO2 (grams) Mass of CaO product (grams) Mass of CO2 product (grams) Mass of CaO and CO2 products (grams)
1
2
3
1
2
3
Trials Mass of CaCO3 (grams) Mass of Balloon filled with CO2 (grams) Mass of CaO product (grams) Mass of CO2 product (grams) Mass of CaO and CO2 products (grams)
1
2
3