scandium. if you look up the number of electrons thats the periodic number and it gives you the answer
It matters to the aerodynamics of it because sometimes it's good to have the weight but only if it can take it.
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Answer:
This is the exact answer. Please give brainliest. The answer is 132.13952.
Explanation:
Answer:
The answer is
<h3>2.53 × 10²⁴ molecules</h3>
Explanation:
The number of molecules present can be found by using the formula
<h3>N = n × L</h3>
where n is the number of moles
N is the number of entities
L is the Avogadro's constant which is
6.02 × 10²³ entities
From the question we have
N = 4.21 × 6.02 × 10²³
We have the final answer as
<h3>2.53 × 10²⁴ molecules</h3>
Hope this helps you
