It is sign of chemical reaction because smell and heat is produced.
The release of a gas can be a sign for a chemical reaction.
This is a sign of a chemical reaction.
A reaction that emmits heat is called an exothermic reaction .
You can see the release of this gas.
As a result of a chemical reaction with gas release.
How could a chemist find out how much mass is given off as gas during a chemical reaction
Bubbling can indicate a chemical reaction is occurring because it often involves the release of gas. This gas production can be a sign that new substances are being formed, which is characteristic of a chemical change. The bubbling may be due to the release of a gas as a product of the reaction.
Effervescent, I believe.
If something reacts with water to form a gas, it's demonstrating a chemical property. The reaction has caused it to become something new, which is a telltale sign of a chemical property.
The observation of a green gas during a chemical reaction can indicate the formation of a specific compound, such as chlorine gas (Cl₂) or copper(II) chloride (CuCl₂) when reacting with certain substances. This color change suggests that new chemical species are being produced, which is a hallmark of a chemical reaction. Additionally, the presence of gas often signifies that a reaction is occurring, especially if it was not present in the reactants.
The amount of mass given off as gas during a chemical reaction depends on the stoichiometry of the reaction and the molar mass of the gas produced. It can be calculated using the ideal gas law, which relates the pressure, volume, temperature, and number of moles of a gas.
Depends on the gas. Producing acetylene (a gas used in welding) is a chemical change; producing steam (a gas used for many industrial purposes, as well as building heat) is a physical change.