Question

a) Representa un elemento y un compuesto respectivamente:
Hidrógeno - Agua salada
Cobre (Cu) - Hidróxido de sodio (NaOH)
Biche - Amoníaco (NH3)
Aire - Hierro (Fe)​

Answer 1

Respuesta:

An element is a material made up of a simple type of atom, a compound is a substance made up of two or more elements that are chemically combined and a mixture is the combination of substances, the same or not, that can be separated by physical methods.

Explicación:

For Example:

1. Hydrogen (H)

2. Carbon (C)

3. Oxygen (O)

4. Nitrogen (N)

5. Phosphorus (P)

6. Sulfur (S)

7. Aluminum (Al)

8. Iron (Fe)