Soil should be right because sun and air are energy and ants are biotic for being living animals
The atomic mass is roughly equal to the sum of protons and neutrons of an atom.
9 protons + 10 neutrons = 19
Atomic mass of Flourine is 19.
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If the observer is moving away from the source ((Figure)), the observed frequency can be found: λs=vTo−voTovTs=(v−vo)Tov(1fs)=(v−vo)(1fo)fo=fs(v−vov).
Answer:
10
Explanation:
The atomic number is only based on the number of the elements protons. The neutrons and electrons will only change the atomic mass and properties of the element. So the atomic number is 10.
