2 C2H5COOH+7 O2--->6 CO2+6 H2O
2+7+6+6=21
21:7=3
Odp: Liczba to 3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2 C2H5COOH+7 O2--->6 CO2+6 H2O
2+7+6+6=21
21:7=3
Odp: Liczba to 3