The atoms of element
differ from each other based on the number of protons or electrons they have.
The number of protons or electrons is called the atomic number of an element
which serves as its original identity.
<span>Now, an isotope of an
element differs in their number of neutrons but the number of protons or
electrons are similar.</span>
The answer is D; Mass and Velocity
Then you will multiply the number of moles by 6.022×1023formula units/mol . To determine the molar mass of a compound, add the atomic weight on the periodic table in g/mol times each element's subscript. Since the formula unit CaO has no subscripts, they are understood to be 1
Answer:
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Explanation:
hohoho no
The correct answer is C, chemical change.
