Answer:
The glow stick in hot water will be brighter
Explanation:
The glow stick in hot water will be brighter than the glow stick in cold water because the heat from the hot water will cause the molecules in the glow stick to move faster. The faster the molecules move in the glow stick, the sooner and brighter the reaction will be. The cold water will cause molecules to move slowly and it will take longer for the reaction to occur, which will also make it less bright.
Answer:
3. Letter D
Explanation:
Carbon dioxide is composed of two oxygen atoms and one carbon atom.
Answer: If you write the chemical equation with a right arrow, you can put the name of the catalyst, or its chemical symbol, or some other expression over the arrow.
Explanation: It is what my teachers at college taught me to do, so I just share my experiment to help.
Answer: 3.295moles
Explanation:Please see attachment for explanation