All the electrons orbit the nucleus in specific orbitals
<span>Only one parent and the same chromosome
number as the parent.
</span>
*Chemical: Burning of paper and log of wood. - Digestion of food. - Boiling an egg. - Chemical battery usage. - Electroplating a metal. - Baking a cake. - Milk going sour.
*Physical: An ice cube melting into water in your drink. - Freezing water to make ice cubes. - Boiling water evaporating. - Hot shower water turning to steam. - Steam from the shower condensing on a mirror.
Ethylene, also named ethene.
Explanation:
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