Ammonium chloride and Naphthalene balls
They both undergo as a substance and the reaction that place is sublimation.
✔✔Sublimation is a chemical process where a solid turns into a gas without going through a liquid stage
✔✔ example of sublimiation ☺
when ice cubes shrink in the freezer.
explanation:there are signs that a chemical reaction occurs. bubbles form, a gas is given off, and the beaker gets very hot. the most important sign that a chemical reaction occurs is the formation of new substances. the new substances are carbon, a brittle black solid, and water vapor, a colorless gas.
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