In chemical reactions, the reactants are consumed to create the products, and (assuming this is a normal chemical reaction) the reactants are located to the left of the arrow while the products are located to the right of the arrow. So in this case, Fe would be a reactant, S would be a reactant, and the FeS would be a product.
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Convection is the up and down movement of heat. Usually air, but convection also occurs in the ocean.
Oxygen is the element. It has a total of 6 valence electrons.
motion
Explanation:
it works in our daily life
Answer:
More energy is released from the old substance than the new substance needs to form its chemical bonds
Explanation:
Edge 2020
