A calcium atom has 20 protons!
There you go! I really hope this helped, if there’s anything just let me know! ☻
Answer:
<h2>117.94 moles</h2>
Explanation:
To find the number of moles in a substance given it's number of entities we use the formula

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

We have the final answer as
<h3>117.94 moles</h3>
Hope this helps you
Answer:
I think the answer is Prokaryote and Eukaryote
Explanation:
Answer:
Explanation:
2 Na+ 2 H2O → 2 NaOH + 1 H2
Answer:
The empirical formula would be N₂Os * Page 2 Calculate the empirical formulaof a compound that is 94.1% oxygen, 5.9% hydrogen.