black soot and ashes
Not anything; ash is formed only from non-combustible components of a material.
what is the substance formad when burning both hydrogen and ethanol in the air
Burning sulfur, or burning anything, is a chemical change.
No. Burning anything is a chemical change.
Yes, burning anything is chemical.
no. burning of anything is a chemical change
When burning hydrogen in air, water vapor is formed as a byproduct. The chemical reaction can be represented as: 2H2 + O2 -> 2H2O.
Burning sulfur, or burning anything, is a chemical change.
Burning sulfur, or burning anything, is a chemical change.
Burning of anything is a chemical change. Combustion (burning) is a chemical reaction; it is simply where oxygen is added to, for example, an element, and turns it into an oxide. Burning phosphorus would result in phosphorus oxide. P + O2 --> P4010
oxygen is necessary to keep anything burning...
No.