Examlex
Suppose that the freezing point of water was 73 K,instead of 273 K.How would the planets in our Solar System differ?
Given Element
A chemical element specified or identified in a particular context or situation.
Protons Only
Describes an atomic composition focusing solely on protons, the positively charged particles in an atom's nucleus, ignoring other particles.
Atomic Number
The atomic number of an element is the number of protons in the nucleus of an atom, defining the element and determining its position in the periodic table.
First Energy Level
The initial level of energy that an electron in an atom can have, closest to the nucleus.
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