ANSWER- B
Atomic emission spectra are produced when excited electrons return to the ground state. The emitted light corresponds to energies of the specific electrons.
"The uncertainty<span> in </span>velocity<span> is Δv=1.05⋅105m/s . According to the Heisenberg </span>Uncertainty<span> Principle, you cannot measure simultaneously with great precision both the momentum and the position of a particle. m - the mass of an electron - 9.10938⋅10−31kg."
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Answer:
The youngest rock layers are at the top and the oldest are at the bottom, which is described by the law of superposition.
Explanation:
Answer:
It has 4 valence electrons
Explanation:
Tin atoms have 50 electrons and 50 protons with 4 valence electrons in the outer shell.
Answer:
RNA
Explanation:
DNA would not contain Uracil
Enzyme is different
Amino acids would be made up of codons
