1) Students investigating chemical reactions conducted the experiment you see here. An antacid tablet was dropped in to plastic bag
containing 10 ml at 22°C distilled water. The bag was immediately
zipped closed and the chemical reaction proceeded until completion.
Cite evidence to confirm that this was a chemical reaction.

If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?