Magnet to remove the iron, filter paper (or some filter that could trap sand) to remove the sand, and heat up the salt and water, causing the water to evaporate to separate them.
Answer:
Explanation:
stoichiometry is used in cooking because it helps you determine the amount or proportion of compounds you will need in a chemical reaction. Stoichiometry is present in daily life, even in the cooking recipes we make at home. The reactions depend on the compounds involved and how much of each compound is needed to determine the product that will result.
Nitrogen is expressed with this formula:
which means that every nitrogen molecules is composed of two atoms.
Hope it helped,
Happy homework/ study/ exam!
Answer:
Checking characteristics of metals and non-metals can be found
They speed up reactions by lowering activation energy. Many enzymes change shape when substrates bind.