Hydrogen gas is formed when magnesium reacts with hydrochloric acid.
Answer:
both are same give different number
Answer:
Atoms
Explanation:
Atoms are the smallest form of an element with its characteristic’s properties. If an element is broken beyond its atomic level, the elemental characteristics properties will be lost.
This is because electrons, protons and nucleus are same for all the elements only their number and arrangement within the atom decide the elemental characteristics properties.
Therefore, the correct option a, atoms.
Answer:
The mixture has no fixed composition.
To form a mixture energy is neither produced nor evolved.
The mixture has no fixed melting points and boiling points.
the Mixture retains the properties of its components.
Components of mixtures can be separated by simple physical methods.