Dodał: ytigor30
The reaction of baking soda and vinegar produced carbon dioxide. Carbon dioxide gas is heavier than air, fills the glass and extinguish the candle. These properties are used in fire extinguishers.
NaHCO3 + CH3COOH → CH3COONa + H2O + CO2
NaHCO3 + CH3COOH → CH3COONa + H2O + CO2