They are used to pass food to the oral mouth at the center, and can attach to surfaces.
An oxygen atom is 16x more massive than a hydrogen atom.
You can figure this out by comparing the atomic masses of the two elements: oxygen has an atomic mass number of 16, and hydrogen has an atomic mass number of 1. Thus, an oxygen atom is 16 times more massive than a hydrogen atom.
Answer:
Change of odor
Change of color
Change in temperature
Change in energy
Change of composition
Formation of gases
The decomposition of organic matter
The Change is irreversible
Answer:
The metal responds in a certain way with dilute HCl to give it's corresponding chloride and hydrogen gas is liberated.
A decade is 10 years. Therefore you must first multiply ten by five to get 50. After you multiply the 12 months in a year by the 50 years. Your answer should be 600