1. Iron fillings are magnetic, so use a magnet to pull the iron fillings out of the mix.
2. Then you can put the salt and sand mixture into water, since salt is soluble, and the salt will dissolve, leaving you with sand.
So calculate the H for the other two reactions a room temperature and combine the reactions to calculate the H of the decomposition of calcium carbonate using the Hess's Law
a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
- a person or thing that precipitates an event.
Answer:
Herbivores only eat plants . Remember HERBS are PLANTS.
Carnivores only eat meat. Remember CARNE = MEAT in Spanish.
Omnivores eat MEAT & PLANTS.
Explanation:
Differences are what they eat, similarities omnivores eat both.
